How to use datalist in html

The <datalist> element in HTML is used to provide a predefined set of options to help users quickly select values ​​in the input box. Its usage consists of the following steps: Create a <datalist> element containing one or more <option> elements, each <option> specifying an option. Within an <input> element, use the list attribute to specify the id of the associated <datalist> element. When the user inputs in the <input> element, the <datalist> element will be displayed as in the input

##HTML Usage

datalist element is used to provide a predefined set of options so that users can quickly and easily select values ​​in the input box. Its usage is described in detail below:

Usage:

##<datalist>

The element contains one or more <option> elements, each <option> element specifies an option.

HTML code:

<code class="html"><input list="browsers" placeholder="选择浏览器">
<datalist id="browsers">
  <option value="Firefox">
  <option value="Chrome">
  <option value="Safari">
  <option value="Edge">
</datalist></code>

Attributes:

id:
• Unique identification<datalist> element.
list:
• Specifies that the <input> element is associated with this <datalist>. The list attribute value must be the same as the id attribute value of the <datalist> element.

Options:

Each

<option>

element contains a value attribute that specifies the value of the option value. As the user types in the <input> element, the <datalist> element displays options that match the input.

Usage restrictions:

##<datalist>

The element cannot be used directly and must be used with
• <input> elements are used together. <datalist>
elements can only contain
• <option> elements. The <input>
element must have the
• list attribute to be associated with the <datalist> element.
Advantages:

Convenient input:

Reduce the time users spend typing options in the input box.
• Provide suggestions:
Provide suggestions to users to help them quickly find the options they need.
• Improve Accuracy:
Reduce typing errors by selecting from a set of predefined options.

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