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To: bugs@freebsd.org
Subject: expr command
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Date: Thu, 16 Nov 1995 13:55:31 +0900
From: Takashi Nagashima <nagashim@nirim.go.jp>
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FreeBSD 2.1.0-950928-SNAP

	expr 1000 : '\(....\)'
	result> 1000

	expr 0000 : '\(....\)'
	result>		<-- No print

	expr 00012 : '.*\(...\)'
	result>		<-- No print


SunOS 4.1.3, SunOS 5.3, DEC OSF/1 V2.0, BSDI BSD/OS 2.0.1

	expr 1000 : '\(....\)'
	result> 1000

	expr 0000 : '\(....\)'
	result>	0000

	expr 00012 : '.*\(...\)'
	result>	012


Is this a bug ?

--
	Takashi Nagashima
	Nat. Inst. Res. Inorganic Materials
	1-1 Namiki Tsukuba, Japan