EFI IFR NOT EQUAL

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Return TRUE if the two sub-expressions are not equal.

Prototype

#define EFI_IFR_NOT_EQUAL_OP 0x30
typedef struct _EFI_IFR_NOT_EQUAL {
  EFI_IFR_OP_HEADER Header;
} EFI_IFR_NOT_EQUAL;

Members

Member Description
Header Standard opcode header, where OpCode is EFI_IFR_NOT_EQUAL_OP.


Description

Pop two expressions from the expression stack. If the two expressions are not strings, Booleans or unsigned integers, push Undefined. If the two expressions are of different types, push Undefined. Strings are compared lexicographically. If the two expressions are not equal then push TRUE on the expression stack. If they are equal, push FALSE.


Copyright (C) 2008 Phoenix Technologies Ltd. All Rights Reserved. Portions copyright (C) 2008 UEFI Forum, Inc. Used with permission

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