Chrome and Firefox you need to enter at least*@-.-. Obviously neither example is very limiting, but it will prevent people from entering completely wrong values, such as phone number, strings with multiple '@'s or spaces.
<form action="https://example.com/api" method="post"> <label for="POST-name">用户名:</label> <input id="POST-name" type="text" name="user"> <input type="submit" value="提交"> </form> 上面代码就是一个表单,一共包含三个控件:一个<label>标签,一个文本输入框,一个提交按钮。其中,...
HTML and Javascript Web Design Basics: How HTML, CSS and JavaScript Work?HTML Form ElementsHTML form elements are used to store user input. There are different types of form elements such as the text box, check box, drop-down, submit button, etc. For example, <form> <label for="name...
form的第一个submit按钮作为default button If the user agent supports letting the user submit a form implicitly (for example, on some platforms hitting the "enter" key while a text field is focused implicitly submits the form), then doing so for a form whose default button has a defined acti...
Example: HTML Form The HTML <form> element is used to create HTML forms. For example, <form> <label for="firstname">First name: </label> <input type="text" name="firstname" required> <br> <label for="lastname">Last name: </label> <input type="text" name="lastname" required>...
<style> html, body, h1, form, fieldset, legend, ol ,li{ padding:0; margin:0; } ol{ list-style:none; } body{ background:#fff; color:#111; padding:20px; } form#payment{ background:#9cbc2c; -webkit-border-radius:5px; border-radius:5px; ...
FormExample.mxml <?xml version="1.0"?> <!-- Simple example to demonstrate Halo Form layout container. --> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx"> <fx:Declarations> <fx:Model...
id="myForm"id属性为元素提供唯一的标识符,可以在JavaScript和CSS中使用。每个HTML文档中的元素id值必须是唯一的。 action属性指定表单数据提交的目标URL(在这里是 "https://www.test.com")。 method属性定义了提交表单时使用的 HTTP 方法,通常是 "get" 或 "post",不写默认是"get"。
Example <label for="fname">First name:</label><input type="text" id="fname" name="fname"> Try it Yourself » All the different values of the type attribute are covered in the next chapter: HTML Input Types. The <label> ElementThe <label> element defines a label for several ...
DOCTYPEhtmlPUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type"content="text/html; charset=UTF-8"><link rel="stylesheet"type="text/css"href="${pageContext.request.contextPath}/layui/css/layui.css"><...