HTML learning Note (ix) Form

　The HTML form label is a series of combinations that are wrapped up with a closed <form> tag. The purpose of the form is to include the data that we want to submit to the server and then submit it to the server for processing. ( using forms is one of the ways that the browser submits client data to the server, and other methods involve the ASP . ).

Code Demo

1 <HTML>2     <Head></Head>4     <Body>5      　　 <formAction=""Method= "POST">6          　　 <inputtype= "text"name= "Name"value="" />7          　　 <inputtype= "Submit" />8      　　 </form>9     </Body>Ten </HTML>

　　In the Form tab, the text box uses <input type= "text"/>, the submit button <input type= "Submit"/> the input (input) label, If data is to be submitted to the server, the data is treated as a key-value pair , and the input tag must have the name attribute and the value property, which form "Name:value".

Run results

　　

Property

　　The action property of the form tag indicates the address to which the data is to be submitted (that is, where the submitted data is received after clicking the Submit Query button above)

　　The method attribute value is divided into get and post Two request methods,GET request is sent by adding the data as a parameter to the requested URL , that is, after the, in the form of key-value pairs sent to the request address. However, the amount of data that can be sent in this way is limited, so when the data is large, the Post method is used to add the data to the sending paper.

HTML learning Note (ix) Form