大家上网浏览信息时经常看到各式各样的输入表单,有些只有一个文本框,有些复杂到包含有各式各样的输入区域,除了文本输入框之外,还有单选按钮、复选框、下拉菜单等,虽然复杂程度各有不同,但其所构成的元素却是相同的。从上面我们不难看出,其实所谓的表单就是在网页设计界面中,大家可以插入各种输入区域让浏览者来输入内容,从而使得网页具有 We often see a variety of input forms, some only a text box, some complicated to include a variety of input area, in addition to the text input box, there are radio buttons, check Box, drop-down menu, etc., although the complexity varies, but its elements are the same. From the above we see is not difficult, in fact, the so-called form is in the web design interface, we can insert a variety of input area for visitors to enter the content, so that the page has