In effect this means without brackets behind the name. You need to pass the function as an argument for it to be called later. ) setTimeout () method syntax The first parameter of the setTimeout () method is a JavaScript function that you want to execute. 15 Answers Sorted by: 245 Just to add to what everyone else have said about setTimeout : If you want to call a function with a parameter in the future, you need to set up some anonymous function calls. setTimeout () accepts time in milliseconds, so setTimeout (fn, 1000) tells JavaScript to call fn after 1 second. The setTimeout () method syntax is as follows: setTimeout(function, milliseconds, parameter1, parameter2. SetTimeout() accepts time in milliseconds, so setTimeout(fn, 1000) tells JavaScript to call fn after 1 second. To delay a function execution in JavaScript by 1 second, wrap a promise execution inside a function and wrap the Promise's resolve () in a setTimeout () as shown below. To delay a function execution in JavaScript by 1 second, wrap a promise execution inside a function and wrap the Promise's resolve() in a setTimeout() as shown below.
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