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实验'-'不需要加反杠。

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蛮吉睡不醒

#1 Created at ... [Delete] [Delete and Lock User]

实验'-'不需要加反杠。或许可以不算成元字符。

千年C

#2 Created at ... [Delete] [Delete and Lock User]

关于'-'什么时候需要转义，参考https://stackoverflow.com/questions/35536590/do-i-need-to-escape-dash-character-in-regex

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