PHP array_diff() Function
Program 1
<html> <body> <center> <pre> <?php // $array1=array("Mon","Tue","Wed","Sat","Mon","Sat"); // $array2=array("Mon","Wed","Thus","Fri"); // print_r($array3); // $array3=array_diff($array2,$array1); // print_r($array3); $array1=array("x"=>"Mon","y"=>"Tue","z"=>"Wed","k"=>"Sat"); // $array2=array("x"=>"Mon","r"=>"Wed","t"=>"Thus","k"=>"Fri"); //$array3=array_diff($array1,$array2); //$array3=array_diff_key($array1,$array2); // $array3=array_diff_assoc($array1,$array2); // print_r($array3); ?> </pre> </center> </body> </html>