Lookaround

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ppt of 正则中的环视

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  • Lookaround

    1. 1. Lookaround in RegExp xugan@alipay.com
    2. 2. ••
    3. 3. (?=......)(?!......)(?<=......)(?<!......)
    4. 4. JavaScript•• Demo• JavaScript
    5. 5. Thanks

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