<?php
$testing_string = "OFFER_TYPE_1";
var_dump(strpos($field, 'OFFER_URL_ENG'));
$array = explode("_", $testing_string);
var_dump($array);
$index = intval(end($array))-1; //array index start from 0, while for user readability index starts at 1
unset($array[key($array)]);
echo implode("_", $array);
Warning: Undefined variable $field in /in/XnOEc on line 4
Deprecated: strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/XnOEc on line 4
bool(false)
array(3) {
[0]=>
string(5) "OFFER"
[1]=>
string(4) "TYPE"
[2]=>
string(1) "1"
}
OFFER_TYPE
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
Warning: Undefined variable $field in /in/XnOEc on line 4
Deprecated: strpos(): Passing null to parameter #1 ($haystack) of type string is deprecated in /in/XnOEc on line 4
bool(false)
array(3) {
[0]=>
string(5) "OFFER"
[1]=>
string(4) "TYPE"
[2]=>
string(1) "1"
}
OFFER_TYPE
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $field in /in/XnOEc on line 4
bool(false)
array(3) {
[0]=>
string(5) "OFFER"
[1]=>
string(4) "TYPE"
[2]=>
string(1) "1"
}
OFFER_TYPE