How to change the color of the current page in JS-JS Tutorial-php.cn

How to change the color of the current page in JS

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Release： 2018-03-17 14:31:26

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This time I will show you how to change the color of the current page with JS. What are the precautions for changing the color of the current page with JS? The following is a practical case, let's take a look.

Let’s take a look at the specific demonstration renderings first

The following is the complete HTML page code, you can test it.

<!DOCTYPE html> 
<html lang="en"> 
<head> 
  <meta charset="UTF-8"> 
  <title>Document</title> 
  <style> 
    .big_box{ 
      width: 500px; 
      height: 500px; 
      border: 1px solid black; 
    } 
    .big_box input{ 
      margin-left: 60px; 
    } 
  </style> 
  <script> 
    function Change_red(){ 
      var Red=document.getElementById("change_style"); 
      Red.style.backgroundColor="red"; 
    } 
    function Change_blue(){ 
      var Blue=document.getElementById("change_style"); 
      Blue.style.backgroundColor="blue"; 
    } 
    function Change_green(){ 
      var Green=document.getElementById("change_style"); 
      Green.style.backgroundColor="green"; 
    } 
  </script> 
</head> 
<body> 
  <p class="big_box" id="change_style"> 
    <input type="button" value="变为红色" onclick="Change_red()"> 
    <input type="button" value="变为蓝色" onclick="Change_blue()"> 
    <input type="button" value="变为绿色" onclick="Change_green()"> 
  </p> 
</body> 
</html>

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I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!