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wpscholar/sanitize-postal-code.php

Last active August 29, 2015 14:05
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Sanitize postal code example
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sanitize-postal-code.php
<?php
$postal_code = preg_replace( '/[^0-9]/', '', $_POST['postal_code'] );
update_post_meta( get_the_ID(), 'postal_code', $postal_code );
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