MediaKeyStatusMap.forEach()

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The forEach property of the MediaKeyStatusMap interface calls callback once for each key-value pair in the status map, in insertion order. If an argument is present it will be passed to the callback.

Syntax

// Arrow function
forEach((currentValue) => { /* ... */ } )
forEach((currentValue, index) => { /* ... */ } )
forEach((currentValue, index, array) => { /* ... */ } )

// Callback function
forEach(callbackFn)
forEach(callbackFn, thisArg)

// Inline callback function
forEach(function(currentValue) { /* ... */ })
forEach(function(currentValue, index) { /* ... */ })
forEach(function(currentValue, index, array){ /* ... */ })
forEach(function(currentValue, index, array) { /* ... */ }, thisArg)

Parameters

callbackFn

Function to execute for each element, taking three arguments:

currentValue

The current element being processed in the array.

index Optional

The index of the current element being processed in the array.

array Optional

Which array forEach() is being applied to.

thisArg Optional

Value used as this when executing callback.

Return value

None (undefined).

Specifications

No specification found

No specification data found for api.MediaKeyStatusMap.forEach.
Check for problems with this page or contribute a missing spec_url to mdn/browser-compat-data. Also make sure the specification is included in w3c/browser-specs.

Browser compatibility

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