w3resource

PHP : debug_zval_dump() function

Description

The debug_zval_dump() function is used to dump a string representation of an internal zend value to output.

Version:

(PHP 4 and above)

Syntax:

debug_zval_dump (var_name)

Parameter:

Name Description Required /
Optional
Type
var_name The variable being evaluated Required Mixed*

*Mixed: Mixed indicates that a parameter may accept multiple (but not necessarily all) types.

Return value:

No value is returned.

Example:

<?php
$var_name1='w3resource.com';
$var_name2='';
$var_name2=& $var_name1;
debug_zval_dump(&$var_name1);
?>

Output:

&string(14) "w3resource.com" refcount(3)

View the example in the browser

Practice here online :

See also

PHP Function Reference

Previous: Installing and configuring PHP Variable Handling
Next: doubleval



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