jquery-Qualified text boxes can only enter numbers (integers and decimals) _jquery

This article introduces the jquery limited text box can only enter a number of detailed code, shared for everyone to refer to, the specific content as follows

Let's start with a rule. A text box can only enter the jquery code that numbers include decimals:

<! DOCTYPE html>  

2, how jquery stipulates that a text box can only enter integers:
Sometimes the contents of a text box can only be numbers, and can only be integers, such as age, You can not fill out the 20.8-year-old, the following is a code example to explain how to implement this function, want to give help to the need for friends, the code is as follows:

The code above implements our requirement that only integers can be entered in a text box.

I hope this article will help you learn about the jquery program.