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<?php $input = "aa\" b \x27 c"; $sum = 0; $inputs = explode("\n", $input); echo addslashes($input); for($i = 0; $i<count($inputs); $i++){ for($j = 0; $j<strlen(addslashes($inputs[$i])); $j++){ if(addslashes($inputs[$i])[$j]==='\\'){ if(addslashes($inputs[$i])[$j+1]==='\"'){ $sum+=2; continue; } else{ $sum+=4; continue; } } else{ $sum++; } } //$sum-= strlen($inputs[$i]); } echo $sum;
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
aa\" b \' c17
preferences:
157.13 ms | 404 KiB | 199 Q