【1 while s/\b(\w+) \1\b/$1/gi;】中\1如何理解?
mouse.rice
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1#
发表于 2008-06-21 19:30
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mouse.rice
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1#
发表于 2008-06-21 19:30
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__lxmxn__
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2#
发表于 2008-06-21 20:08
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mouse.rice
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3#
发表于 2008-06-21 20:25
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junonly
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4#
发表于 2008-06-22 05:59
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