Implement a function _javascript technique based on JavaScript to implement a certain time

In the actual need may need to specify after the specified time to perform a function to achieve the desired purpose, which is a timer effect, just in the JS has been given such a function settimeout (), the following first introduced the second function of the

Usage:

Grammar:

Copy Code code as follows:

SetTimeout (Code,interval)

This function can specify that a specified code is executed after the specified event, and that the code executes only once.

The settimeout () function has two parameters, the first parameter sets the execution code to execute, and the second parameter sets how long it takes to execute the code, in milliseconds.

Code instance:

<! DOCTYPE html>
 
 

The above code can specify that a dialog box will pop up after 5 seconds, using the settimeout () function to run the Tishi () function after 5 seconds.

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