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This article mainly shows you "how to use self setinterval grammar", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to use self setinterval grammar" this article.

SetInterval is a function that implements timing calls that can be called or evaluated for a specified period of time (in milliseconds). The setInterval method keeps calling the function until the clearInterval is called or the window is closed. The ID value returned by setInterval can be used as a parameter to the clearInterval method.

Selfsetinterval syntax

The setInterval () method can call a function or evaluate an expression for a specified period (in milliseconds).

Tip: 1000 milliseconds = 1 second.

SetInterval (code,millisec [, "lang"])

Parameters.

Description

Code

Necessary. The function to call or the code string to execute.

Millisec

Necessary. The interval in milliseconds between periodic execution or invocation of a code.

Lang is optional. JScript | VBScript | JavaScript

Browsers support editing

All major browsers support the setInterval () method. [1]

Return value editing

The returned value is the ID identity of the setInterval function. Each call to the setInterval function produces a unique ID that can be passed to Window.clearInterval () to cancel the periodic execution of the code.

Selfsetinterval instance

Varint=self.setInterval ("clock ()", 50)

Functionclock () {vart=newDate ()

Document.getElementById ("clock"). Value=t

}

Stopinterval

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