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<?php $string = '123ABC5678'; $User_input = "2.3-2-2.1"; preg_match_all("/(.)/", $User_input, $pattern); $i=0; $str=""; foreach($pattern[1] as $val){ if(is_numeric($val)){ $str .= substr($string,$i,$val); $i=$i+$val; }else{ $str .= $val; //$i=$i+1; } } echo $str;
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
12.3AB-C5-67.8
preferences:
118.84 ms | 1756 KiB | 4 Q