JS实现改变HTML上文字颜色和内容的方法

本文实例讲述了JS实现改变HTML上文字颜色和内容的方法。分享给大家供大家参考，具体如下：

1. JavaScript

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
 <TITLE> Day 1 </TITLE>
 <META NAME="Generator" CONTENT="EditPlus">
 <META NAME="Author" CONTENT="">
 <META NAME="Keywords" CONTENT="">
 <META NAME="Description" CONTENT="">
 <script>
  // to change the color of an object.
  function changeColor(){
  x=document.getElementById("Id1");
  x.style.color="Red";
  }
  // to change the content of an object.
  function changeContent(){
  y=document.getElementById("Id2");
  y.innerHTML="Hi, you have changed the contents using Java Script successfully!";
  }
  </script>
 </HEAD>
<BODY bgcolor="AntiqueWhite">
  <h1 ><center>Welcome Page</center></h1>
  <p id="Id1">It is test 1.</p>
  <p id="Id2">It is test 2.</p>
  <button type="button" onclick ="changeColor()">
    Change color of test 1
  </button><br/><br/>
  <button type="button" onclick ="changeContent()">
    Change content of test 2
  </button>
 </BODY>
</HTML>

2. Day 1.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
 <TITLE> Day 1 </TITLE>
 <META NAME="Generator" CONTENT="EditPlus">
 <META NAME="Author" CONTENT="">
 <META NAME="Keywords" CONTENT="">
 <META NAME="Description" CONTENT="">
 <script>
  // to change the color of an object.
  function changeColor(){
  x=document.getElementById("Id1");
  x.style.color="Red";
  }
  // to change the content of an object.
  function changeContent(){
  y=document.getElementById("Id2");
  y.innerHTML="Hi, you have changed the contents using Java Script successfully!";
  }
  </script>
 </HEAD>
<BODY bgcolor="AntiqueWhite">
  <h1 ><center>Welcome Page</center></h1>
  <p id="Id1">It is test 1.</p>
  <p id="Id2">It is test 2.</p>
  <button type="button" onclick ="changeColor()">
    Change color of test 1
  </button><br/><br/>
  <button type="button" onclick ="changeContent()">
    Change content of test 2
  </button>
 </BODY>
</HTML>

3. 运行效果截图：

PS：这里再提供几款文字特效工具供大家参考：

在线特效文字/彩色文字生成工具：
http://tools.jb51.net/aideddesign/colortext

在线生成字体CSS样式工具：
http://tools.jb51.net/code/csscreate

仿古书排版文字竖排转换工具：
http://tools.jb51.net/transcoding/shupai

线条字生成工具：
http://tools.jb51.net/transcoding/xiantiaozi

在线钢笔手写体/手写字生成工具：
http://tools.jb51.net/aideddesign/shouxiezi

更多关于JavaScript相关内容感兴趣的读者可查看本站专题：《JavaScript切换特效与技巧总结》、《JavaScript遍历算法与技巧总结》、《JavaScript查找算法技巧总结》、《JavaScript动画特效与技巧汇总》、《JavaScript错误与调试技巧总结》、《JavaScript数据结构与算法技巧总结》及《JavaScript数学运算用法总结》

希望本文所述对大家JavaScript程序设计有所帮助。