Developer's Manual  Function Reference  Working with server variables  getPostVar

getPostVar

Returns value of requested POST variable.


mixed getPostVar(string variable_name [, mixed default_value])

The function getPostVar returns the value of requested POST variable or default_value if the variable doesn't exist. If default_value is omitted the function returns zero.

Example

<?
$action = getPostVar('search');
if(!$action)
    drawForm();
?>
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