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Character Operators

  • 项目

You can join and compare character data using the character operators +, -, and $. The following table lists the character expression operators in order of precedence.

Character Operators

Operator Action Code 
+
 Concatenation. Joins two strings, a string and a field, or a string and a variable. 
? 'Good ' + 'morning'
 
-
 Concatenation. Removes trailing blanks from the element preceding the operator then joins two elements. 
? customer.first - customer.last
 
$
 Comparison. Seeks one character expression within another. 
? 'father' $ 'grandfather'
? 'Main' $ customer.address

See Also

$ Operator | Character Data Type | Creating Character Expressions | Operators