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Use strtotime() on your first date then date('Y-m-d') to convert it back: $time = strtotime('10/16/2003'); $newformat = date('Y-m-d',$time); echo $newformat; // 2003-10-16. Make note that there is a difference between using forward slash / and hyphen - in the strtotime() function. To quote from php.net:
This function converts a string to a float no matter is the decimal separator dot (.) or comma (,). It also converts integers correctly. It takes the digits from the beginning of the string and ignores all other characters.
date_parse — Returns associative array with detailed info about given date/time. Description ¶. date_parse (string $datetime): array. date_parse () parses the given datetime string according to the same rules as strtotime () and DateTimeImmutable::__construct ().
You can pass a variable by reference to a function so the function can modify the variable. The syntax is as follows: <?phpfunction foo(&$var){$var++;}$a=5;foo($a);// $a is 6 here?> Note: There is no reference sign on a function call - only on function definitions.
PHP Variable Handling Reference. Example Get your own PHP Server. Return the float value of different variables: <?php. $a = "1234.56789"; echo floatval ($a) . "<br>"; $b = "1234.56789Hello"; echo floatval ($b) . "<br>"; $c = "Hello1234.56789"; echo floatval ($c) . "<br>"; ?> Try it Yourself » Definition and Usage.
Use this function to cast a float value from any kind of text style: function parseFloat($value) { return floatval(preg_replace('#^([-]*[0-9\.,\' ]+?)((\.|,){1}([0-9-]{1,3}))*$#e', "str_replace(array('.', ',', \"'\", ' '), '', '\\1') . '.\\4'", $value)); }
9 sty 2024 · The strtotime() function is the most straightforward way to convert a string into a Unix timestamp, which can then be formatted into a date and time. Here’s a basic example: $dateString = '2023-03-15'; $timestamp = strtotime($dateString); echo date('Y-m-d H:i:s', $timestamp);
