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Lesson 139 / 19571%
AJAX with PHP1/6

Introduction to AJAX

// $.ajax · build → send → server → parse → callback$.ajax()optionsXHR requestnetworkServer/api/itemsJSON responseparsed.done(fn)callback5xx / timeout.fail(fn)Every $.ajax returns a jqXHR — hang .done / .fail / .always off it.
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