MozMobileConnectionInfo.emergencyCallsOnly - Archive of obsolete content

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This API is available on Firefox OS for internal applications 仅。

emergencyCallsOnly is a read-only property that indicates whether only emergency calls are possible.

注意： This flag is only relevant to voice connections and when connected 为 false。

var voiceConnection = navigator.mozMobileConnection.voice.emergencyCallsOnly;

Return a boolean.

Not part of any specification.