- <!doctype html>
- <html>
- <head>
- <meta charset="gb2312">
- <title > 控制文字动态输出 </title>
- </head>
- <body>
- <input type="text" id="fswt_nr" class="fl" placeholder="请输入您的问题" name="tel">
- <script>
- var index=0;
- var str=document.getElementById("fswt_nr").placeholder;
- function type(){
- if(index==str.length+1){
- index=0;
- }
- document.getElementById("fswt_nr").placeholder = str.substring(0,index++);
- }
- setInterval(type, 500);
- </script>
- <p></p>
- <p></p>
- <p></p>
- <p></p>
- <p id="ddff">The furthest distance in the world.Is not between life and death.But when I stand in front of you.Yet you don't know that I love you</p>
- <script>
- var two=0;
- var strtwo=document.getElementById("ddff").innerHTML;
- function typetwo(){
- if(two==strtwo.length+1){
- two=0;
- }
- document.getElementById("ddff").innerHTML = strtwo.substring(0,two++);
- }
- setInterval(typetwo, 500);
- </script>
- </body>
- </html>
来源: http://www.bubuko.com/infodetail-2663622.html