The input text box implements a width adaptive code example. The input text box

Source: Internet
Author: User

The input text box implements a width adaptive code example. The input text box

Example of width adaptive code for the input text box:

This section describes how to make the width of a text box increase with the width of the content in the text box, that is, to achieve the adaptive effect of width.

The code example is as follows:

<! DOCTYPE html>  

The above Code meets our requirements. The code is very simple. register the onkeyup event handler function. This function can determine whether the length of the input content is greater than the default length. If not, the length of the text box is 4, otherwise it is the length of the input content.

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