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v4.2
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    中文EN
    v4.2

      Regular Match

      =~ judges if a sting is in accordance with a regular expression format.

      • Expression: <string> =~ "<regexp>"
      • Left operand: string
      • Right operand: regular expression

      Constant

      Example: judge if String "adfAWa" is composed of uncapitalized letters.

      return "adfAWa" =~ "^[a-z]+$"
      

      Alias

      Example: find 10 email addresses and judge if their formats are xx@xx.com or xx@xx.cn

      find().nodes({@email}) as n
      limit 10
      return n.address, n.address =~ "^[a-zA-Z0-9_.-]+@[a-zA-Z0-9]+\.(com|cn)$"
      

      Property

      Example: find 10 email addresses whose formats are xx@xx.com or xx@xx.cn

      find().nodes({@email.address =~ "^[a-zA-Z0-9_.-]+@[a-zA-Z0-9]+\.(com|cn)$"}) as n
      limit 10
      return n{*} 
      
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