variables

Ajax I believe that people who have used Gmail know that Gmail has a draft automatically save the function, each time, Gmail will automatically save the message quadrochromatic, so that in some cases can quickly resume work, lest write a half-day of

ajax| Data | Database One, INTRODUCTION Today, there are quite a few web applications, such as Backpack,blinksale and Gmail, that integrate database technology with Ajax. This integration has a huge impact on Web applications and the user

Ajax For years, the goal of creating truly responsive Web applications has been hampered by a simple fact of web development: To change the information on one part of a page, users must overload the entire page. But it won't happen again. Thanks for

Ajax|javascript for years, the goal of creating truly responsive Web applications has been hampered by a simple fact of web development: To change the information on one part of a page, users must overload the entire page. But it won't happen again.

Ajax|web| program in the previous article, we discussed how to get data from a remote XML file through JavaScript. In this article, we will learn how to deal with the data more complex. As an example, we prepare a set of XML data, dividing the data

Ajax|web| program in the previous article, we discussed how to get data from a remote XML file through JavaScript. In this article, we will learn how to deal with the data more complex. As an example, we prepare a set of XML data, dividing the data

Article Introduction: How to use sass and smacss to maintain CSS. We've always been a big fan of smacss, but a pure smacss approach is best suited for an entirely new project with ordinary CSS. Our market site, we use the Sass writing

Article Introduction: stop using a lot of sass variables. Using sass, write code like this: color: $body-text-color; padding: $sidebar-padding; But I do not like this, I now like to use SASS in the following way to write: color:

Article Introduction: Sass mixins--supports retina icons Sprite. Retina Sprite Icon--the front-end staff on your site can easily be automatically generated using SASS Mixins. However, you need to install sass and compass in your project

Article Introduction: I don't know if I will use ORGANICCSS in the future, but that's not the most important part. What I can learn from it is the most important thing. I knew I had to change our CSS development process and I did it. I think we

Article Introduction: In fact, the current SASS has two sets of grammatical rules: one is still using indentation as a delimiter to distinguish between blocks of code, and another set of rules and CSS like the use of braces ({}) as delimiters. The

Article Introduction: Lesscss is a dynamic stylesheet language, and he lets CSS add variables, combinations, functions, operations, and more. This project's website is not accessible in the country, everybody understands. Lesscss is a

Article Introduction: The only thing that you really need to learn with CSS preprocessor is the syntax, Sass is written in Ruby, but the syntax of both is not related. Do not know Ruby, still can use. All you need is an application like Cudekit to

When writing JS code, a validation tool can help me avoid stupid mistakes. Although I have many years of experience, I still have variable naming incorrect, resulting in syntax errors, and forgetting to handle errors correctly. A good calibration

This paper records the evolution of the way in which the identifier is produced in JS, from ES5 to ES6,ES5 and before it is a way, contains only two kinds of declarations (var/function), ES6 adds some keywords that produce identifiers, such as Let,

Speaking of operators, basically all kinds of programming languages will be involved, the use of similar methods. Here's a simple collation of JavaScript here today. In general, operators are still relatively much more, can be divided into the

1. All functions have a arguments object of their own, which includes the parameters to be invoked by the function. He is not an array, and if you use typeof arguments, it returns ' object '. Although we can call the arguments using the method that

JavaScript scopes are the accessible scope of variables and functions. 1. Variable Scope In JavaScript, variable scopes are divided into global scope and local scope. Global scope You can define a variable with global scope Anywhere 1.

Javasscript has 5 simple data types (also a basic data type): Undefined, Null, Boolean, number, String 1 of complex data types: Object The data type of all values in JavaScript is one of the above 6 types. So we need a way to detect what type of

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: