Understand the setTimeout and setInterval In the javascript timer, and the js timer setinterval.
I. Explanation
1. Overview
SetTimeout: Call a function or execute a code snippet after the specified Delay Time
SetInterval: periodically calls a
SetTimeoutdefinition and Usage:The SetTimeout () method is used to call a function or evaluate an expression after a specified number of milliseconds.Syntax:SetTimeout (CODE,MILLISEC)Parameters:Code (required): The JavaScript code string to execute
SetTimeout (expression, delay time); Unit: ms (ms); 1s1000ms; setInterval (expression, interaction time); Unit: ms (ms); 1s1000ms; window. when setTimeout () is executed, it executes an expression or function at the specified time after loading;
SetTimeout, the front-end engineer is bound to deal with a function. It looks very simple and earthy. It has a very unusual name--the timer. Let the young I naïve thought that I can manipulate the future. But I do not know the simplicity of the
The example explains the usage of setTimeout () in JS, and the example explains settimeout.
This article explains the usage of setTimeout () in JS and shares it with you for your reference. The specific content is as follows:
:
Code:
untitled
For Loop + setTimeout combined with some examples (front-end interview questions), settimeout front-end
I. background
I recently reviewed the old book "node. js Development Guide" and encountered a typical example of for loop + setTimeout. So I
How to use setTimeout () in the JS classSetTimeout (expression, latency)SetTimeout (expression, interaction time)The delay time/interaction time is in the unit of luxury seconds (1000 ms = 1 s)
When setTimeout is executed, it is executed once after
SetTimeout definition and usage: the SetTimeout () method is used to call a function or evaluate an expression after a specified number of milliseconds. Syntax: setTimeout (code,millisec) parameters: code (required): The JavaScript code string to
Set the timer and run the Specified Code after a period of time. The difference between setTimeout and setinterval is that the Code specified by the setTimeout function is only executed once.
Method 1:
Window. setTimeout ("alert ('OK')", 5000
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Setinterval and setTimeout usage in S
SetTimeout
Describe
SetTimeout (CODE,MILLISEC)
The settimeout () method is used to call a function or evaluate an expression after a specified number of milliseconds.
Note: During the call process, you can use Cleartimeout (id_of_settimeout) to
Use of settimeout and setintervalBoth of these methods can be used to implement JavaScript after a fixed time period. But each has its own application scenario.MethodIn fact, settimeout and setinterval have the same syntax. They all have two
In the writing H5 game often need to use the Timed Refresh page to achieve the animation effect, more commonly known as settimeout () and setinterval (), but everyone on the use of setinterval and settimeout understand, The following through this
Set the timer to execute the specified code after a period of time, the difference between setTimeout and setinterval is that the code specified by the SetTimeout function executes only once method one: Window.settimeout ("alert (' OK ')", 5000 );
SetTimeout definition and usage: the SetTimeout () method is used to call a function or evaluate an expression after a specified number of milliseconds. Syntax: setTimeout (code,millisec) parameters: code (required): The JavaScript code string to
About six months ago published an article about settimeout and setinterval, but now go back to see the fact that there are many deficiencies and errors. In fact, settimeout and setinterval are not as simple as we literally understand. To really
ObjectiveRecently I was looking at some JavaScript asynchronous things, but because of the limited time, just looked at the head, had to stop halfway. In order to facilitate the future inspection for re-pick up, then recorded a little experience, if
SetInterval () loop executes the appropriate methodSetTimeout () to be executed after the specified time1. SetTimeout (Expression,delaytime), after Delaytime, will perform a expression,settimeout application after a delay for a period of time, and
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