PHP - var_export() Function
Definition and Usage
The function var_export() outputs or returns a parsable string representation of a variable. It is similar to var_dump() with one exception, the returned representation is valid PHP code.
Syntax
string|null var_export ( mixed $value , bool $return = false )
Parameters
| Sr.No |
Parameter |
Description |
| 1 |
value
|
Mandatory.The variable you want to export. |
| 2 |
return
|
Optional. If used and set to true, var_export() will return the variable representation instead of outputting it. |
Return Values
This function returns the variable representation when the return parameter is set to true. Otherwise, this function will return null.
Dependencies
PHP 4.2 and above
Example
Following example demonstrates use of var_export():
<?php
$a = "Welcome TutorialsPoint!";
var_export($a);
echo "<br>";
$b = array(2,'hello',22.99, array('a','b',2));
var_export($b);
echo "<br>";
// Create a class
class tutorialsPoint {
public $tp_name =
"Welcome to TutorialsPoint";
}
// Create the class name alias
class_alias('tutorialsPoint', 'TP');
$obj1 = new tutorialsPoint();
var_export($obj1);
?>
Output
This will produce following result −
'Welcome TutorialsPoint!'
array ( 0 => 2, 1 => 'hello', 2 => 22.99, 3 => array ( 0 => 'a', 1 => 'b', 2 => 2, ), )
tutorialsPoint::__set_state(array( 'tp_name' => 'Welcome to TutorialsPoint', ))
