How to set the default value of the HTML drop-down list box

This article introduces the knowledge of "how to set the default value of HTML drop-down list box". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Label

The HTML drop-down list box is displayed by a label, where the content of the drop-down option is controlled by the tag.

Specific code:

HTML drop-down list box-(yisu.com) area Fujian, Zhejiang, Shanghai, Jiangsu HTML drop-down list box default value how to set?

The value displayed in the list box defaults to the first value, and if you need to specify the display value, add the selected= "selected" attribute to the options tab. As follows:

Shanghai

The value of value is the value used to submit to the server, not the value displayed on the page.

The drop-down list can also be set to multiple selections, which requires the multiple= "multiple" attribute to be added to the select tag. When the page operation is multi-selected, you need to press the Ctrl key and click at the same time (click using Command+ on Mac systems).

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