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HTML optimum Attribute

Definition and Usage

The optimum attribute specifies the range where the gauge's value is considered to be an optimal value.

Applies to

The optimum attribute can be used on the following element:

Element Attribute
<meter> optimum


A gauge with an optimal value of 0.5:

<meter value="0.3" high="0.9" low="0.1" optimum="0.5"></meter>
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Browser Support

The numbers in the table specify the first browser version that fully supports the attribute.

optimum 8.0 Not supported 6.0 6.0 11.0