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PHP : Function Reference : Filter Functions : filter_has_var

filter_has_var

Checks if variable of specified type exists (PHP 5 >= 5.2.0, PECL filter:0.11.0)
bool filter_has_var ( int type, string variable_name )

Code Examples / Notes » filter_has_var

julien dot pauli

<?php filter_has_var(INPUT_POST, 'submit') ?> is same as <?php isset($_POST['submit']) ?>

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filter_has_var
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filter_input_array
filter_input
filter_list
filter_var_array
filter_var

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