PHP addcslashes()函数讲解

<?php 
$str = addcslashes("Hello World!","W"); 
echo($str); 
?>

addcslashes( _string,characters_ )

<?php 
$str = "Welcome to my humble Homepage!"; 
echo $str."<br>"; 
echo addcslashes($str,'m')."<br>"; 
echo addcslashes($str,'H')."<br>"; 
?>

<?php 
$str = "Welcome to my humble Homepage!"; 
echo $str."<br>"; 
echo addcslashes($str,'A..Z')."<br>"; 
echo addcslashes($str,'a..z')."<br>"; 
echo addcslashes($str,'a..g'); 
?>