This article mainly introduces the usage of the action attribute of the HTML form form tag. The usage introduction and examples are all in it. Now let us take a look at it.
First of all, let’s introduce it first Regarding the meaning of the action attribute of the HTML form tag:
The action attribute of the form tag is a necessary attribute in a form. The action attribute specifies where to send the form data when the form is submitted.
Let’s look at the first example of the action attribute of the form tag:
The form below has two input fields and a submit button. When the form is submitted, The form data will be submitted to the page named "form_action.asp":
<form action="form_action.asp" method="get"> <p>输入用户名: <input type="text" name="fname" /></p> <p>再输用户名: <input type="text" name="lname" /></p> <input type="submit" value="提交" /> </form>
The rendering of this is below:
The effect is obvious, basically every form requires the action attribute.
Now let’s talk about the usage of the action attribute of the form tag:
The value of the action attribute in the form form is the URL that the form is submitted to. If we do not set the action attribute , then the default form is still submitted to the current page. The following is an introduction to the three usages of the action attribute:
action="" and action="#", without the action attribute, have the same effect. , are submitted to the current page (that is, document.location.href)
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