- substr: documentation ( source)
- strpos: documentation ( source)
- print_r: documentation ( source)
- str_replace: documentation ( source)
<?php
$nomChamp = 'p.id_projet';
$positionPrefixe = strpos($nomChamp, '.');
if($positionPrefixe !== false) {
$prefixe = substr($nomChamp, 0, $positionPrefixe - 1);
$nomChamp = str_replace($prefixe, '', $nomChamp);
}
print_r($prefixe);
echo "*****************\n";
print_r($nomChamp);
?>