if condition in javascript function

Conditional statements are used to perform different actions based on different conditions. Conditional statement Usually when writing code, you always need to perform different actions for different decisions. You can use conditional statements

A required condition branch for javascript every day. Hello everyone, let's talk about operators in the previous section. Today's task is to explain the logic condition branches and loops.Let's first simulate a logical block. let's just use the

Today, when adding some code functions to the website, we need to use the if condition judgment, and we find that the shorthand method is forgotten. Here we specially sort out the condition statements to execute different actions based on different

In Javascrip, a function is a built-in class object, which means that it is a type of object that can be used for the management of built-in objects just like other objects of the string, Array, number, and object classes. Because the function is

1) Intro Not long ago I set up a technology group in a MM asked a question like this, she posted the code as follows: var a = 1;function hehe (){Window.alert (a);var a = 2;Window.alert (a);}Hehe (); The results of the execution are as follows:

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Abbreviated Javascript Condition Statement (recommended) and short javascript statement Many abbreviated conditional expression statements are often seen in the code of cool people everywhere. After reading some articles about this, I think3 ways 2

The things that every JavaScript developer should know2015-06-07 front-end Daquan(Click the blue Word above to quickly follow us)JavaScript is a growing language, especially now that the ECMAScript specification is published on an annual release

JavaScript is becoming more and more popular. It can be said that it is one of the most prominent languages on the Internet. You can use it across platforms and Browsers without rejecting backend languages. There are many different development

Javascript is a scripting language that can be run in a browser. It is a weak language (compared with C, C #, JAVA ), as long as it is a computer language, it will use conditional attention. JavaScript, as a "weak" language, is often confusing in