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what is the functionality of “.setCallback()” method in Salesforce Lightning ?
what is the functionality of “.setCallback()” method in Salesforce Lightning ?
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2 Replies
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setCallback() Method : It is used to provide a callback function when making a call to a server-side controller.
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setCallback (Object scope,function callback,String name)
Sets the callback function that is executed after the server-side action returns. Call a server-side action from a client-side controller using callback.
Parameters
scope : Object The scope in which the function is executed. You almost always want to set scope to the keyword this.
callback : function The callback function to run when the server-side action completes.
name : String The action state that the callback is associated with.
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