- trim: documentation ( source)
<?php
$nom = "doe";
$prenom = "john";
//echo $nom;
//$nom = ucwords(strtolower($nom));
//echo $nom;
$lknd = " A ";
if($lknd != NULL and trim($lknd) != "")
echo "OUI";
else
echo "NON";
echo "<".$lknd.">\n";
echo "<".trim($lknd).">";
?>