- addslashes: documentation ( source)
- str_replace: documentation ( source)
<?php
$toto = ";K16;K16;K16;NBPQ1DHS;XFPREXWI;\\Cib.net\ShareParis\Soft\Flux\Moniteur\Qual\000D06\ETAT_CM\Recv\[PARM];;;;;;ASCII;";
echo addslashes($toto); echo "<br>";
echo str_replace('\\','\\\\',$toto);