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api:dk11:delphi:gisfieldrules.tgis_fieldvaluecheck.check_variant_tgis_fieldvaluecheckmode_string

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TGIS_FieldValueCheck.Check method

DK11 for Delphi | GisFieldRules.TGIS_FieldValueCheck.Check | Constructors | Methods | Properties

Check a value against formula.

Available also on: .NET | Java | ActiveX.

Syntax

// Delphi
public
  function Check(
    const _value : Variant;
    const _mode : TGIS_FieldValueCheckMode;
    out _msg : String
  ) : Boolean;
// C++ Builder
public:
  bool Check(
    Variant* const _value,
    TGIS_FieldValueCheckMode* const _mode,
    /* out */ UnicodeString &_msg
  );

Parameters

Name Type Description
_value Variant value to be check
_mode TGIS_FieldValueCheckMode mode of check
_msg String string with optional error message

Result

Type Description
Boolean False if _value does not fulfill requirements
2020/05/07 01:07

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