duration property

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Returns the current tone duration value in milliseconds. This value will be the value last set via the insertDTMF() method, or the default value of 100 ms if insertDTMF() was called without specifying the duration.


var sender = new RTCDtmfSender(sendObject);
if (sender.canInsertDTMF) {
    var duration = 500;
    sender.insertDTMF("1234", duration);
} else {
    trace("DTMF function not available");

Property values

Type: LONG

Standards information

See also