print_r

Definition and usage

print_r() function prints information about variables in a more readable way.

Example

Print information about some variables in a more readable way:

 <?php
$a = array ( "red" , "green" , "blue" ) ;
print_r ( $a ) ;

echo "<br>" ;

$b = array ( "Peter" => "35" , "Ben" => "37" , "Joe" => "43" ) ;
print_r ( $b ) ;
?>

Try it yourself

grammar

 print_r ( variable , return ) ;