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From JS Tutorial
The alert() function in JavaSc...
In JavaScript code, you can use the window object's alert() function to display a piece of text to d...
Detailed discussion on the use...
The English word for closure is closure, which is a very important part of knowledge in JavaScript, ...
Detailed explanation of the us...
app is an object, use is a method, the parameter of the method is an anonymous function with paramet...
How to declare arrays in JavaS...
How to declare the array in array s. There are several ways to declare var tmp = []; // Shorthand mo...
Detailed explanation of how to...
In JS, there is no function that can be used directly to determine whether a value is in an array. F...
1. If you want to terminate a function, just use return. The example is as follows: function testA()...
Usage difference analysis of t...
stringObject.substring(start,stop) is used to extract the characters between two specified subscrip...
Detailed explanation of JavaSc...
Definition: Accepts one or two parameters, the first parameter specifies the starting position of th...
Detailed explanation of eval()...
For the following two reasons, you should try to avoid using the eval() statement in your code unles...
Detailed explanation of how Ja...
This function may not be used too frequently, but it has a great effect in some cases. Here is an in...
