HTML DOM Element isSupported() Method
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Definition and Usage
isSupported() Method to check if the specified node supports the specified feature.
isSupported() The method is deprecated. Do not use it.
语法
elementisSupported(feature, version)
Parameter
| Parameter | Description |
|---|---|
| feature | Required. Check if the feature is supported. |
| version | Optional. The version of the feature. |
Return Value
| Type | Description |
|---|---|
| Boolean Value | Returns true if the feature is supported, otherwise false. |
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