共用方式為


SYS(2007) - Checksum Value

Returns the checksum value of a character expression.

SYS(2007, cExpression)

Parameters

  • cExpression
    Specifies the character expression for which SYS(2007) returns a checksum value.

Return Values

Character

Remarks

A checksum can be used to test the validity of data or to compare two character expressions.

See Also

SET RESOURCE | SYS( ) Functions Overview | Creating Character Expressions