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正则表达式是一种字符模式，用于在查找过程中匹配制定的字符。元字符通常在Linux中分为两类： Shell元字符，由Linux Shell进行解析；正则表达式元字符，由vi/grep/sed/awk等文本处理工具进行解析；正则表达式一般以文本行进行处理，在进行下面实例之前，先为grep命令设置-...

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17个案例带你3分钟搞定Linux正则表达式

正则表达式是一种字符模式，用于在查找过程中匹配制定的字符。元字符通常在Linux中分为两类： Shell元字符，由Linux Shell进行解析; 正则表达式元字符，由vi/grep/sed/awk等文本处理工具进行解析; 正则表达式一般以文本行进行处理，在进行下面实例之前，先为grep命令设置-...

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更新时间 2022-08-19 15:05:11

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