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    Type Conversion Functions

    마지막 업데이트 시간:2024-01-20 17:44:35
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      Overview

      Type conversion functions provide commonly type conversion features. They can be used to convert field values to the int, float, bool, and Str types.

      Function ct_int

      Function definition

      This function is used to convert a value (whose base can be specified) to a decimal integer.

      Syntax description

      ct_int(Value 1, base=10)

      Parameter description

      Parameter
      Description
      Type
      Required
      Default Value
      Value Range
      data
      Numeric value or string that can be converted to a numeric value
      number
      Yes
      -
      -
      base
      Base
      number
      No
      10
      [2-36]

      Examples

      Example 1 Raw log:
      {"field1": "10"}
      Processing rule:
      fields_set("result", ct_int(v("field1")))
      Processing result:
      {"result":"10","field1":"10"}
      Example 2 Raw log:
      {"field1": "AB"}
      Processing rule:
      fields_set("result", ct_int(v("field1"), 16))
      Processing result:
      {"result":"171","field1":"AB"}

      Function ct_float

      Function definition

      This function is used to convert a value to a floating-point number.

      Syntax description

      ct_float(Value)

      Parameter description

      Parameter
      Description
      Type
      Required
      Default Value
      Value Range
      data
      Numeric value or string that can be converted to a numeric value
      number
      Yes
      -
      -

      Examples

      Raw log:
      {"field1": "123"}
      Processing rule:
      fields_set("result", ct_float(v("field1")))
      Processing result:
      {"result":"123.0","field1":"123"}

      Function ct_str

      Function definition

      This function is used to convert a value to a string.

      Syntax description

      ct_str(Value)

      Parameter description

      Parameter
      Description
      Type
      Required
      Default Value
      Value Range
      data
      Numeric value or string that can be converted to a numeric value
      number
      Yes
      -
      -

      Examples

      Raw log:
      {"field1": 123}
      Processing rule:
      fields_set("result", ct_str(v("field1")))
      Processing result:
      {"result":"123","field1":"123"}

      Function ct_bool

      Function definition

      This function is used to convert a value to a Boolean value.

      Syntax description

      ct_bool(Value)

      Parameter description

      Parameter
      Description
      Type
      Required
      Default Value
      Value Range
      data
      Numeric value or string that can be converted to a numeric value
      number
      Yes
      -
      -

      Examples

      Example 1 Raw log:
      {}
      Processing rule:
      fields_set("result", ct_bool(0))
      Processing result:
      {"result":"false"}
      Example 2 Raw log:
      {}
      Processing rule:
      fields_set("result", ct_bool(1))
      Processing result:
      {"result":"true"}
      Example 3 Raw log:
      {"field1": 1}
      Processing rule:
      fields_set("result", ct_bool(v("field1")))
      Processing result:
      {"result":"true","field1":"1"}
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