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Syntax

NOR( aArray )

Purpose

Perform a logical NOR on an array of logical expressions.

Arguments

     aArray -- the array of logical expressions to test.

Setup

All array elements must be filled, with any combination of logical
expressions (either genuine logicals or expressions which evaluate
on macro-expansion to .T. or .F.). Typically, this function is used
in the context of testing multiple records. Any memory variables or
fields referenced in the logical expressions must exist.

Example

     LOCAL array := { "BALANCE < 500", ;
                      "LAST_NAME > 'L'" }

     USE CUSTOMER
     LIST CUSTOMER->Company FOR NOR( array )

Returns

.T. if all expressions resolve to .F., else .F.

Side Effects

The program will crash if any array elements are undefined or if they
reference non-existent variables or fields.

Artful Calls

None.

Source File

AA_NOR.PRG

See Also: AND() OR()

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