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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>runoops基础编程教程(runoops.com)</title> </head> <body> <form id="myForm" action="/"> name: <input type="text" name="fname" value="runoops"><br> url: <input type="text" name="lname" value="www.runoops.com"><br> <input type="submit" value="提交按钮"> </form> <p>点击按钮返回表单中每个元素的值：<button onclick="myFunction()">点我</button></p> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myForm"); var txt = ""; var i; for (i = 0; i < x.length; i++) { txt = txt + x.elements[i].value + "<br>"; } document.getElementById("demo").innerHTML = txt; } </script> </body> </html>
运行结果：