来自String的最后一个大写字

Question

I want uppercase word from string

WORDA - WORDB - WORDC - Failure occurring to be verified if a WORDD WORDE is linked to the failure.

the expected output i want for above string is like this :

WORDD WORDE

Answer 1

try :

<?php
$a= "WORDA - WORDB - WORDC - Failure occurring to be verified if a WORDD WORDE is linked to the failure.";
$b= '/([A-Z|\s\0-9]+)[a-z|\W\|0-9]*$/';
preg_match($b, $a, $c, PREG_OFFSET_CAPTURE);
print_r($c[1][0]);
?>