- var_dump: documentation ( source)
- date_create: documentation ( source)
- function_exists: documentation ( source)
- trim: documentation ( source)
- strtotime: documentation ( source)
<?php
function convertToTimestamp($str) {
$str = trim($str);
if (!function_exists('date_create')) {
$ts = strtotime($str);
// Doku: Vor PHP 5.1.0 gab die Funktion -1 im Fehlerfall zurück.
if ($ts === -1) $ts = false;
return $ts;
}
$oDate = date_create($str);
if (is_object($oDate)) {
return (int)$oDate->format('U');
}
return false;
}
var_dump( convertToTimestamp("2012-01-01") ); // 1325376000
echo "\n";
var_dump( convertToTimestamp("foo") ); // false