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@ 2017-07-13T14:07:35Z

<?php

$filenameNew = 'PX20170713_103320_2651093_00001';
$filenameOld = '5956e5781e4f1-20170630_233347_5712837_00001.xml';

//$timeslug = implode(array_slice(explode('_', rtrim(basename($fileToProcess), ".xml" )), 0, 2));
//$datetime = date('c', strtotime($timeslug));

/**
 * Get a date time object from an AX filename.
 * 
 * Example filename: PX20170713_103320_2651093_00001.xml
 * 
 * If this fails it will throw an appropriate exception to 
 * be handled gracefully.
 */
function getDateFromFilename(string $filename)
{
    $dateRegexp = '/([0-9]{4})([0-9]{2})([0-9]{2})/';
    $timeRegexp = '/([0-9]{2})([0-9]{2})([0-9]{2})/';
    
    $filename = ltrim($filename, 'PX');
    list($date, $time) = explode('_', $filename);
    
    preg_match($dateRegexp, $date, $dateParts);
    unset($dateParts[0]);
    
    preg_match($timeRegexp, $time, $timeParts);
    unset($timeParts[0]);
    
    return sprintf("%s %s", implode('-', $dateParts), implode('-', $timePrts));
}

var_dump(getDateFromFilename($filenameNew));

Output for git.master, git.master_jit, rfc.property-hooks: Warning: Undefined variable $timePrts in /in/2EPIt on line 31 Fatal error: Uncaught TypeError: implode(): Argument #1 ($pieces) must be of type array, string given in /in/2EPIt:31 Stack trace: #0 /in/2EPIt(31): implode('-', NULL) #1 /in/2EPIt(34): getDateFromFilename('20170713_103320...') #2 {main} thrown in /in/2EPIt on line 31
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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