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Check for AJAX Request

Published in: PHP

A simple function to check if the request comes from an AJAX XMLHttpRequest. Use it if your page should behave differently when called from AJAX. Comes from jquery mailing list: http://jquery.com/discuss/2006-June/006656/

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function isAjax() {
return (isset($_SERVER['HTTP_X_REQUESTED_WITH']) && 
($_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest'));
}

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