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Desarrollo FrontEnd con JavaScript - S04
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Gustavo Leon
December 01, 2013
Programming
0
77
Desarrollo FrontEnd con JavaScript - S04
S04 – jQuery, Promises y $.Deferred:
- jQuery.ajax
- Promises y Deferred Object
Gustavo Leon
December 01, 2013
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Transcript
Desarrollo FrontEnd con JavaScript s04 – jQuery, Promises y $.Deferred
jQuery Manipulación de DOM Manejo de eventos Plugins Ajax
Manipulación de DOM
Manejo de eventos
Plugins
Ajax con jQuery
$.ajax
$.getJSON
$.Deferred Promises + jQuery
Promises • Permite asignar varios callbacks a una petición asíncrona.
• Separa la petición de los callbacks de éxito y error. • Encadena peticiones
Promises con jQuery
Promises – done
Promises – fail
Promises - then
$.when
Deferred Object • Crea funciones asíncronas. • Devuelve un promise.
• : dispara los callbacks en • : dispara los callbacks en
$.Deferred - reject • Con se disparan todos los callbacks
definidos con .