const time.stdTZ

4 uses

	time (current package)
		format.go#L135: 	stdTZ                    = iota                // "MST"
		format.go#L195: 					return layout[0:i], stdTZ, layout[i+3:]
		format.go#L747: 		case stdTZ:
		format.go#L1180: 		case stdTZ:

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