SAY TIME
SAY TIME time escape_digitsSays the indicated time, returning
early if any of the given DTMF digits are received on the channel. The
time is the number of seconds elapsed since
00:00:00 on January 1, 1970, Coordinated Universal Time (UTC).
Return values:
-1Error or hangup
0Playback completed without being interrupted by an escape digit
valueASCII value of digit (if pressed), in decimal
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