Apr 6, 2012 · Part 1: Why is the result 6? The dates are simply strings when you first subtract them. PHP attempts to convert them to integers. It does this by converting until the first non-number. Millimeter to Meter Conversion Example. Task: Convert 1,500 millimeters to meters (show work) Formula: mm ÷ 1,000 = m Calculations: 1,500 mm ÷ 1,000 = 1.5 m Result: 1,500 mm is equal to 1.5 m.Step 1: Installing and Setting Up WAMP Server on Windows Computer. The first step is to download the latest version of the installer file for the WAMP server on to your Windows PC. To do this: Visit the WAMP server website. On the web page, you’ll see the “ START USING WAMPSERVER ” button. Click on it.MM!, wittily titled after the protagonists masochism fetish, takes every character design and comedic gag as by the book as possible, for the absolute level of comfort viewing. MM! is enjoyable for what it is, a harem anime centered around a club that helps people, but it doesn't strive to go beyond it's original premise and ultimately that is ... I'm receiving a date string from an API, and it is formatted as yyyy-mm-dd.. I am currently using a regex to validate the string format, which works ok, but I can see some cases where it could be a correct format according to the string but actually an invalid date. i.e. 2013-13-01, for example.Jun 13, 2013 · From a data feed I'm getting date and time in this format: 19:24:15 06/13/2013 I need to have it converted to be in 12-hour AM/PM without the seconds. So the above time would be 7:24 PM. The date Traditionally M was used as thousands in roman numbers so MM is 1,000 * 1,000 = 1,000,000 which is 1 million. MM is widely used in the gas and oil industry in the US. M is the Latin word mile abbreviation, which means one thousand. Small mm denotes the millimeters, and MM denotes the Millions. Sometimes M, which denotes a thousand, and MM ...Sep 6, 2023 · From the docs: 'The optional time zone indicator, Z, is used to make it easier to map XML datetime values that have time zone information to SQL Server datetime values that have no time zone. Z is the indicator for time zone UTC-0. Other time zones are indicated with HH:MM offset in the + or - direction. For example: 2006-12-12T23:45:12-08:00.'. in x 25.4 = mm. Inches to mm conversion example. Sample task: convert 6 inches to millimeters. Solution: Formula: in * 25.4 = mm Calculation: 6 in * 25.40 = 152.40 mm End result: 6 in is equal to 152.40 mmJun 13, 2013 · From a data feed I'm getting date and time in this format: 19:24:15 06/13/2013 I need to have it converted to be in 12-hour AM/PM without the seconds. So the above time would be 7:24 PM. The date The W3Schools online code editor allows you to edit code and view the result in your browserSep 24, 2011 · However, I want to change it so 0:00 and 1:00, etc are also matched as well as 00:00 and 01:30. I.e to make the leftmost digit optional, to match HH:MM as well as H:MM. Any ideas how to make that change? I need this to work in javascript as well as php. For (PHP >= 5.2.0): You can use DateTime class. However you might need to change your date format. Didn't try yours. The following date format will work for sure: YYYY-MM-DD HH-MM-SSOptionally you can use shared memory allocation (mm), developed by Ralf S. Engelschall, for session storage. You have to download » mm and install it. This option is not available for Windows platforms. Note that the session storage module for mm does not guarantee that concurrent accesses to the same session are properly locked. Changing system date format on windows: To change the system date format on windows 10 or above, go to Start --> Date &Time settings --> Date, time & regional formatting-->Change the regional format (attached image). After changing the format you may need to refresh the page or sometime restart the browser.Optionally you can use shared memory allocation (mm), developed by Ralf S. Engelschall, for session storage. You have to download » mm and install it. This option is not available for Windows platforms. Note that the session storage module for mm does not guarantee that concurrent accesses to the same session are properly locked.MerryMart Consumer Corp. historical stock charts and prices, analyst ratings, financials, and today’s real-time MM stock price.Thickness Range: 0.25 mm to 1.60 mm Width Range: 77 mm (multi-slitted) to 975 mm: Galvanized Coils/Plain Sheets/CI Sheets: Full hard, regular spangles, bright, chromated, unoiled. Corrugated Iron Sheet: Thickness range: 0.120 mm to 0.510 mm, Width Range: 762 mm to 914 mm. Length of Sheet: 6 feet to 10 feet Coil Weight: 4 to 6MT Bundle weight: 3MTFrom the docs: 'The optional time zone indicator, Z, is used to make it easier to map XML datetime values that have time zone information to SQL Server datetime values that have no time zone. Z is the indicator for time zone UTC-0. Other time zones are indicated with HH:MM offset in the + or - direction. For example: 2006-12-12T23:45:12-08:00.'.This code does not work and has two issues: It will not produce the yyyy-mm-dd format because you're not adding leading zeroes to years, months nor dates. test it when your date is "0001-01-01". Your month will always be decreased by 1 because Date.getMonth() returns 0 for January.PHP: strtotime - Manual. PHP 8.1.23 Released! Predefined Variables. Predefined Interfaces and Classes. Supported Protocols and Wrappers. The function expects to be given a string containing an English date format and will try to parse that format into a Unix timestamp (the number of seconds since January 1 1970 00:00:00 UTC), relative to the ...Aug 1, 2023 · PHP Manual. Date and Time Related Extensions. Date/Time. Date/Time Functions. (PHP 4, PHP 5, PHP 7, PHP 8) Format a GMT/UTC date/time. function except that the time returned is Greenwich Mean Time (GMT). The format of the outputted date . See the formatting options for the. Jun 27, 2022 · Changing format from database. You can change date format in MySQL while fetching the records. So, you will not need to manipulate things on PHP side. Your desired output will be returned from MySQL. SELECT *, DATE_FORMAT (CREATED_AT, '%d %b %Y') AS CREATED_AT FROM your_table; The statement above will return all the fields with modified created ... Sep 1, 2023 · The current value of 1 MM is PHP 0.02 PHP. In other words, to buy 5 Millimeter, it would cost you PHP 0.10 PHP. Inversely, PHP 1.00 PHP would allow you to trade for 51.87 MM while PHP 50.00 PHP would convert to 2,593.39 MM, not including platform or gas fees. Changing format from database. You can change date format in MySQL while fetching the records. So, you will not need to manipulate things on PHP side. Your desired output will be returned from MySQL. SELECT *, DATE_FORMAT (CREATED_AT, '%d %b %Y') AS CREATED_AT FROM your_table; The statement above will return all the fields with modified created ...It is more likely that you will get a higher allocation in the Whitelist Sale, although there will a maximum amount of MMF (Arbitrum) that you can purchase. This amount is predetermined by the value of MMF ecosystem token holdings you have. Submit this form to be whitelisted. If you are new to MMF, you will only be able to purchase from the ... The W3Schools online code editor allows you to edit code and view the result in your browser I want to change the date format yyyy/mm/dd to dd/mm/yyyy. The DATE_FORMAT works in PHPMyAmin but not when I put in my search query. I'm not very experienced with PHP and despite my research, I can't work out why it won't work - it must be some silly thing I can't see but I have tried it in different positions even and it just does not show up ...| Theme Efsane By Fussilet. Page created in 1.012 seconds with 16 queries. ... Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsNov 21, 2012 · I have my users entering the date in this format :- mm/dd/yyyy (11/21/2012) My PHP script converts the date into the following format :- dd-Month-yyyy (21-November-2012) I do this using :- I am trying to take a decimal and convert it so that I can echo it as hours, minutes, and seconds. I have the hours and minutes, but am breaking my brain trying to find the seconds. Been googling ...Create an account or log into Facebook. Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.It is possible to use date () and mktime () together to find dates in the future or the past. Example #3 date () and mktime () example. <?php. $tomorrow = mktime(0, 0, 0, date("m") , date("d")+1, date("Y")); $lastmonth = mktime(0, 0, 0, date("m")-1, date("d"), date("Y"));The W3Schools online code editor allows you to edit code and view the result in your browserWhich part doesn't work? strtotime("2010-04-19 18:31:27"); returns the seconds since the epoch, 1271716287 (for my TZ).date() takes a format string and an epoch int; the format string tells it what to return, and "d/m/Y" is days as a zero-padded int, months as a zero-padded int, and year as four digits.Date Input - Parsing Dates. If you have a valid date string, you can use the Date.parse() method to convert it to milliseconds.. Date.parse() returns the number of milliseconds between the date and January 1, 1970:Sep 1, 2018 · I want to change the date format mm/dd/yyyy to dd/mm/yyyy in the input field. My input field : <input type="date"> Traditionally M was used as thousands in roman numbers so MM is 1,000 * 1,000 = 1,000,000 which is 1 million. MM is widely used in the gas and oil industry in the US. M is the Latin word mile abbreviation, which means one thousand. Small mm denotes the millimeters, and MM denotes the Millions. Sometimes M, which denotes a thousand, and MM ... The HTML <input type="time"> element expects the value attribute to be set in "hh:mm" (or "hh:mm:ss") 24h-hour format only. Therefore, if you're setting a default value to it using PHP, then you must adhere to the correct date format (i.e. "H:i" or "H:i:s" in PHP).The price of Million (MM) is $1.62 today with a 24-hour trading volume of $29,322.13. This represents a 1.06% price increase in the last 24 hours and a 2.39% price increase in the past 7 days. With a circulating supply of 1 Million MM, Million is valued at a market cap of $1,615,080 .PHP is a great language, but I have run into several PHP bugs. That's what bug reporting is for. "usually it has been tested so many times, plus, it will for sure be generic, and considering international issues."Millimeter to Meter Conversion Example. Task: Convert 1,500 millimeters to meters (show work) Formula: mm ÷ 1,000 = m Calculations: 1,500 mm ÷ 1,000 = 1.5 m Result: 1,500 mm is equal to 1.5 m. Traditionally M was used as thousands in roman numbers so MM is 1,000 * 1,000 = 1,000,000 which is 1 million. MM is widely used in the gas and oil industry in the US. M is the Latin word mile abbreviation, which means one thousand. Small mm denotes the millimeters, and MM denotes the Millions. Sometimes M, which denotes a thousand, and MM ...This will match a date in mm/dd/yyyy format from between 1900-01-01 and 2099-12-31, with a choice of four separators. and not to forget the return regex.test(testdate);The current value of 1 MM is PHP 0.02 PHP. In other words, to buy 5 Millimeter, it would cost you PHP 0.10 PHP. Inversely, PHP 1.00 PHP would allow you to trade for 51.87 MM while PHP 50.00 PHP would convert to 2,593.39 MM, not including platform or gas fees.escpos-php, so that one could eventually control the printer. There's usually a page mode and line mode. Controlling the printer directly with escape sequences gives full control of line feeds, the cutter and the cash drawer.The dates are simply strings when you first subtract them. PHP attempts to convert them to integers. It does this by converting until the first non-number. So, date2 become 6 and date1 becomes 0. Part 2: How do you get it to work?This is not always the best approach. If you receive the input already in separated values, but you don't know how exactly they are formatted (M vs. MM, YYYY vs. YY), I think checkdate would be more flexible and accept anything that resembles a valid date.escpos-php, so that one could eventually control the printer. There's usually a page mode and line mode. Controlling the printer directly with escape sequences gives full control of line feeds, the cutter and the cash drawer.PHP Manual. Date and Time Related Extensions. Date/Time. Date/Time Functions. (PHP 4, PHP 5, PHP 7, PHP 8) Format a GMT/UTC date/time. function except that the time returned is Greenwich Mean Time (GMT). The format of the outputted date . See the formatting options for the.Sep 10, 2011 · Changing system date format on windows: To change the system date format on windows 10 or above, go to Start --> Date &Time settings --> Date, time & regional formatting-->Change the regional format (attached image). After changing the format you may need to refresh the page or sometime restart the browser. Aug 20, 2012 · This is not always the best approach. If you receive the input already in separated values, but you don't know how exactly they are formatted (M vs. MM, YYYY vs. YY), I think checkdate would be more flexible and accept anything that resembles a valid date. The conversion rate of Millimeter (MM) to PHP is ₱0.025045724718 for every 1 MM. This means you can exchange 5 MM for ₱0.125229 or ₱50.00 for 1996.35 MM, excluding fees. Refer to our conversion tables for popular MM trading amounts in their corresponding PHP prices and vice versa. Edit: A comment pointed out that the previous answer fails if the number of seconds exceeds a day (86400 seconds).Here's an updated version. The OP did not specify this requirement so this may be implemented differently than the OP might expect, and there may be much better answers here already. Millimeter to Philippine Peso Data. The MM to PHP conversion rate today is ₱0.0208 and has decreased by <0.01% in the last 24 hours. Our converter updates in real time giving you accurate data every time you use it to make a conversion.Aug 1, 2023 · PHP Manual. Date and Time Related Extensions. Date/Time. Date/Time Functions. (PHP 4, PHP 5, PHP 7, PHP 8) Format a GMT/UTC date/time. function except that the time returned is Greenwich Mean Time (GMT). The format of the outputted date . See the formatting options for the. PHP is a great language, but I have run into several PHP bugs. That's what bug reporting is for. "usually it has been tested so many times, plus, it will for sure be generic, and considering international issues." Traditionally M was used as thousands in roman numbers so MM is 1,000 * 1,000 = 1,000,000 which is 1 million. MM is widely used in the gas and oil industry in the US. M is the Latin word mile abbreviation, which means one thousand. Small mm denotes the millimeters, and MM denotes the Millions. Sometimes M, which denotes a thousand, and MM ...Physicians Health Plan (PHP) is URAC Accredited for its HMO, and Health Insurance Marketplace products. © 2014 Physicians Health Plan 1400 East Michigan Avenue Lansing, MI 48912 517.364.8400 or 800.562.6197 1 centimeter (cm) = 10 millimeters (mm). ( convert cm to mm. 1 meter = 100 centimeters = 1,000 millimeters. (. 1 inch equals 2.54 centimeters (cm), 1 cm approximately equivalent to 3/8 inch or equals 0.393700787 inch. There are two types of scales commonly used on rulers; Fractional and Decimal.Optionally you can use shared memory allocation (mm), developed by Ralf S. Engelschall, for session storage. You have to download » mm and install it. This option is not available for Windows platforms. Note that the session storage module for mm does not guarantee that concurrent accesses to the same session are properly locked. Naomi. 1 (888)814-4206 1 (888)499-5521. Meet Jeremiah! He is passionate about scholarly writing, World History, and Political sciences. If you want to make a lasting impression with your research paper, count on him without hesitation. The above format eliminates the ambiguity in dates representation, where dates written as DD-MM-YYYY or MM-DD-YYYY can be misinterpreted if the day is a valid month number. Most databases use YYYY-MM-DD HH:MM:SS format to store date and time and YYYY-MM-DD to store date. Setting and getting timezone on your serverChanging format from database. You can change date format in MySQL while fetching the records. So, you will not need to manipulate things on PHP side. Your desired output will be returned from MySQL. SELECT *, DATE_FORMAT (CREATED_AT, '%d %b %Y') AS CREATED_AT FROM your_table; The statement above will return all the fields with modified created ...Check out useful folders and ports on web servers xampp, apache, tornado etc...How to Convert Millimeter to Inch. 1 mm = 0.0393700787 in 1 in = 25.4 mm. Example: convert 15 mm to in: 15 mm = 15 × 0.0393700787 in = 0.5905511811 in. Popular Length Unit ConversionsIf you have format dd-mm-yyyy then in PHP it won't work as expected. In PHP document they have below guideline. Dates in the m/d/y or d-m-y formats are disambiguated by looking at the separator between the various components: if the separator is a slash (/), then the American m/d/y is assumed; whereas if the separator is a dash (-) or a dot (.), then the European d-m-y format is assumed. Nov 21, 2012 · I have my users entering the date in this format :- mm/dd/yyyy (11/21/2012) My PHP script converts the date into the following format :- dd-Month-yyyy (21-November-2012) I do this using :- A millimeter is a unit of length or distance in the Metric System. The symbol for millimeter is mm and the International spelling for this unit is millimetre. The base unit for a millimeter is meter and the prefix is milli. I have my users entering the date in this format :- mm/dd/yyyy (11/21/2012) My PHP script converts the date into the following format :- dd-Month-yyyy (21-November-2012) I do this using :-Mar 4, 2013 · This will match a date in mm/dd/yyyy format from between 1900-01-01 and 2099-12-31, with a choice of four separators. and not to forget the return regex.test(testdate); Step 1: Installing and Setting Up WAMP Server on Windows Computer. The first step is to download the latest version of the installer file for the WAMP server on to your Windows PC. To do this: Visit the WAMP server website. On the web page, you’ll see the “ START USING WAMPSERVER ” button. Click on it.Create an account or log into Facebook. Connect with friends, family and other people you know. Share photos and videos, send messages and get updates. The conversion rate of Millimeter (MM) to PHP is ₱0.025045724718 for every 1 MM. This means you can exchange 5 MM for ₱0.125229 or ₱50.00 for 1996.35 MM, excluding fees. Refer to our conversion tables for popular MM trading amounts in their corresponding PHP prices and vice versa.I want to change the date format yyyy/mm/dd to dd/mm/yyyy. The DATE_FORMAT works in PHPMyAmin but not when I put in my search query. I'm not very experienced with PHP and despite my research, I can't work out why it won't work - it must be some silly thing I can't see but I have tried it in different positions even and it just does not show up ...Convert MYSQL time from HH:MM:SS to HH:MM during PHP Select statement. 1. how to convert HH:MM:SS to H:SS AM/PM from SQL database with TIME_FORMAT. 3.I want to change the date format mm/dd/yyyy to dd/mm/yyyy in the input field. My input field : <input type="date">If you will parse format MM:SS with strtotime() or date_parse() it will fail (date_parse() is used in strtotime() and DateTime), because when you input format like xx:yy parser assumes it is HH:MM and not MM:SS. I would suggest checking format, and prepend 00: if you only have MM:SS. demo strtotime() demo date_parse()A millimeter is a unit of length or distance in the Metric System. The symbol for millimeter is mm and the International spelling for this unit is millimetre. The base unit for a millimeter is meter and the prefix is milli. May 11, 2021 · I want to change the date format yyyy/mm/dd to dd/mm/yyyy. The DATE_FORMAT works in PHPMyAmin but not when I put in my search query. I'm not very experienced with PHP and despite my research, I can't work out why it won't work - it must be some silly thing I can't see but I have tried it in different positions even and it just does not show up ... in x 25.4 = mm. Inches to mm conversion example. Sample task: convert 6 inches to millimeters. Solution: Formula: in * 25.4 = mm Calculation: 6 in * 25.40 = 152.40 mm End result: 6 in is equal to 152.40 mmI am having a problem with comparing hh:mm and h:mm, example code below. Please note that this is an example, in actual fact, I am retrieving data from the database. Please note that this is an example, in actual fact, I am retrieving data from the database.MM!, wittily titled after the protagonists masochism fetish, takes every character design and comedic gag as by the book as possible, for the absolute level of comfort viewing. MM! is enjoyable for what it is, a harem anime centered around a club that helps people, but it doesn't strive to go beyond it's original premise and ultimately that is ...From a data feed I'm getting date and time in this format: 19:24:15 06/13/2013 I need to have it converted to be in 12-hour AM/PM without the seconds. So the above time would be 7:24 PM. The dateEdit: A comment pointed out that the previous answer fails if the number of seconds exceeds a day (86400 seconds).Here's an updated version. The OP did not specify this requirement so this may be implemented differently than the OP might expect, and there may be much better answers here already. The optional timestamp parameter in the date () function specifies a timestamp. If omitted, the current date and time will be used (as in the examples above). The PHP mktime () function returns the Unix timestamp for a date. The Unix timestamp contains the number of seconds between the Unix Epoch (January 1 1970 00:00:00 GMT) and the time ...Feb 3, 2022 · escpos-php, so that one could eventually control the printer. There's usually a page mode and line mode. Controlling the printer directly with escape sequences gives full control of line feeds, the cutter and the cash drawer. Courses. To set and get the input type date in dd-mm-yyyy format we will use <input> type attribute. The <input> type attribute is used to define a date picker or control field. In this attribute, you can set the range from which day-month-year to which day-month-year date can be selected from. If min and max values are not set then default min ...
La última versión requiere al menos PHP 5.1. Empezamos.. Vamos a crear un fichero php, lo vamos a llamar factura.php; Descargamos la última versión que ofrece FPDF que es la versión 1.81. Enlazamos la librería con nuestro fichero mediante «require». (Opcional) Almacenamos en una constante el símbolo Euro.. Ytx20l bs battery autozone
This is not always the best approach. If you receive the input already in separated values, but you don't know how exactly they are formatted (M vs. MM, YYYY vs. YY), I think checkdate would be more flexible and accept anything that resembles a valid date.Jun 27, 2022 · Changing format from database. You can change date format in MySQL while fetching the records. So, you will not need to manipulate things on PHP side. Your desired output will be returned from MySQL. SELECT *, DATE_FORMAT (CREATED_AT, '%d %b %Y') AS CREATED_AT FROM your_table; The statement above will return all the fields with modified created ... Changing format from database. You can change date format in MySQL while fetching the records. So, you will not need to manipulate things on PHP side. Your desired output will be returned from MySQL. SELECT *, DATE_FORMAT (CREATED_AT, '%d %b %Y') AS CREATED_AT FROM your_table; The statement above will return all the fields with modified created ...This will match a date in mm/dd/yyyy format from between 1900-01-01 and 2099-12-31, with a choice of four separators. and not to forget the return regex.test(testdate);PHP Manual. Date and Time Related Extensions. Date/Time. Date/Time Functions. (PHP 4, PHP 5, PHP 7, PHP 8) Format a GMT/UTC date/time. function except that the time returned is Greenwich Mean Time (GMT). The format of the outputted date . See the formatting options for the.μm to mm conversion example. Sample task: convert 500 micrometers to millimeters. Solution: Formula: μm / 1000 = mm. Calculation: 500 μm / 1,000 = 0.50 mm. End result: 500 μm is equal to 0.50 mm. I have my users entering the date in this format :- mm/dd/yyyy (11/21/2012) My PHP script converts the date into the following format :- dd-Month-yyyy (21-November-2012) I do this using :-Thickness Range: 0.25 mm to 1.60 mm Width Range: 77 mm (multi-slitted) to 975 mm: Galvanized Coils/Plain Sheets/CI Sheets: Full hard, regular spangles, bright, chromated, unoiled. Corrugated Iron Sheet: Thickness range: 0.120 mm to 0.510 mm, Width Range: 762 mm to 914 mm. Length of Sheet: 6 feet to 10 feet Coil Weight: 4 to 6MT Bundle weight: 3MT Dec 16, 2014 · I have a question about formatting a string or float. So essentially I have these numbers which need to be outputted as shown: 9.8333333333333 -> 09:50 5.5555555555556 -> 05:33 10.545454545... If you will parse format MM:SS with strtotime() or date_parse() it will fail (date_parse() is used in strtotime() and DateTime), because when you input format like xx:yy parser assumes it is HH:MM and not MM:SS. I would suggest checking format, and prepend 00: if you only have MM:SS. demo strtotime() demo date_parse()Square Centimeter to Square Millimeter Conversion Example. Task: Convert 16 square centimeters to square millimeters (show work) Formula: cm 2 x 100 = mm 2 Calculations: 16 cm 2 x 100 = 1,600 mm 2 Result: 16 cm 2 is equal to 1,600 mm 2.La última versión requiere al menos PHP 5.1. Empezamos.. Vamos a crear un fichero php, lo vamos a llamar factura.php; Descargamos la última versión que ofrece FPDF que es la versión 1.81. Enlazamos la librería con nuestro fichero mediante «require». (Opcional) Almacenamos en una constante el símbolo Euro.Dec 3, 2015 · Well, since you mentioned that you have all your dates in the following formats: YYYY-MM-DD, YYYY/MM/DD, DD-MM-YYYY and DD/MM/YYYY. First you will need to convert them to a single format, lets use YYYY-MM-DD. Then as already mentioned, you will just need to regular sort it. MySQL stores date as YYYY-MM-DD if you use the DATE/DATETIME. You have to format it when you fetch it out of the database like with PHP functions. r937 November 15, 2010, 11:17amAug 1, 2023 · PHP Manual. Date and Time Related Extensions. Date/Time. Date/Time Functions. (PHP 4, PHP 5, PHP 7, PHP 8) Format a GMT/UTC date/time. function except that the time returned is Greenwich Mean Time (GMT). The format of the outputted date . See the formatting options for the. Dec 3, 2015 · Well, since you mentioned that you have all your dates in the following formats: YYYY-MM-DD, YYYY/MM/DD, DD-MM-YYYY and DD/MM/YYYY. First you will need to convert them to a single format, lets use YYYY-MM-DD. Then as already mentioned, you will just need to regular sort it. Jan 29, 2011 · If you will parse format MM:SS with strtotime() or date_parse() it will fail (date_parse() is used in strtotime() and DateTime), because when you input format like xx:yy parser assumes it is HH:MM and not MM:SS. I would suggest checking format, and prepend 00: if you only have MM:SS. demo strtotime() demo date_parse() I'm receiving a date string from an API, and it is formatted as yyyy-mm-dd.. I am currently using a regex to validate the string format, which works ok, but I can see some cases where it could be a correct format according to the string but actually an invalid date. i.e. 2013-13-01, for example..