$
 Substring comparison--binary                    (Relational)
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 Syntax

     <cString1> $ <cString2>

 Type

     Character, memo

 Operands

     <cString1> is a character or memo value that is searched for in
     <cString2>.

     <cString2> is a character or memo value within which <cString1> is
     sought.

 Description

     The $ operator is a binary relational operator that performs a case-
     sensitive substring search and returns true (.T.) if <cString1> is found
     within <cString2>.

 Examples

     .  This example illustrates the case-sensitivity of the substring
        operator ($):

        ? "A" $ "ABC"            // Result: .T.
        ? "a" $ "ABC"            // Result: .F.