html5 input attribute usage example_html5 tutorial skills

I just received the html5 css3 today and it’s really great. Now let me introduce the input attribute I used today.

html5 code is as follows:

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The code is as follows :

placeholder default prompt character autofocus will be obtained when the page is loaded A button in the focus x-webkit-speech Voice search, only the webkit kernel supports accept Specifies the file types that can be uploaded (only applicable to type=file)
alt Specifies the image input control to replace the text autocomplete Specifies whether to use the auto-complete function of the input field required The input field is required step The interval between input numbers pattrn Regular matching of the input content