JQuery plugin implements static HTML verification code verification _ jquery

This article mainly introduces the jQuery plug-in for static HTML verification code verification. If you need it, you can refer to jQuery created by John Resig, an American. It is a fast and concise JavaScript library, provides many traversal functions, such as each (fn ). JQuery can ensure that the user's html page is separated from the code and html content. That is to say, you don't need to insert a bunch of JavaScript code in the html to call the command. You just need to define the id. These operations help users easily process HTML documents, events, animation effects, and provide interaction for websites. Today, jQuery has attracted many JavaScript experts from around the world.

The jQuery Real Person Plugin mentioned here is a jQuery Verification Code plug-in completely compiled by JavaScript.

JQuery Real Person Plugin mainly implementsLetterAndCombination of letters and numbersTwo verification methods can effectively prevent automatic submission of forms. Its appearance display provides a custom function. The default value is 6 letters, as shown in 1.

You can also customize an 8-bit verification code as needed, as shown in figure 2.

Or a letter-and-digit verification code, as shown in 3.

In addition, you can customize the text at the bottom, as shown in figure 4.

Can we implement these distinctive and powerful verification interfaces on our own? The answer is yes. Next, we will analyze the validation process of jQuery Real Person Plugin through a step-by-step explanation.
Step 2: Introduce JavaScript and CSS files before using this verification function.