The materials to be prepared are: computer, html editor and browser.

1. First, open the html editor, create a new html file, such as index.html, and fill in a certain amount of input.

2. In index.html

var c =“”；

$('input[name="txt"]')。 each(function () {

If (c! == '') {c += '，'； }

C += $ (this). val()；

});

document . body . innertext = c；

3. When the browser runs the index.html page, it will print out a string composed of fingers taken from the input.