deferred.catch( failFilter )Returns: Promise
Description: Add handlers to be called when the Deferred object is rejected.
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version added: 3.0deferred.catch( failFilter )
- failFilterType: Function()A function that is called when the Deferred is rejected.
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deferred.catch( fn ) is an alias to deferred.then( null, fn ). Read its page for more information.
Example:
Since the jQuery.get method returns a jqXHR object, which is derived from a Deferred object, we can add rejection handlers using the .catch method.
$.get( "test.php" )
.then( function() {
alert( "$.get succeeded" );
} )
.catch( function() {
alert( "$.get failed!" );
} ); 
