Standard library header <stdbool.h> (C99) (deprecated in C23)
From cppreference.net
This header provides macros for boolean type .
Macros |
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bool
(C99)
(removed in C23)
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convenience macro, expands to
_Bool
(keyword macro) |
Macro constants |
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true
(C99)
(removed in C23)
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expands to integer constant
1
(macro constant) |
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false
(C99)
(removed in C23)
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expands to integer constant
0
(macro constant) |
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__bool_true_false_are_defined
(C99)
(deprecated in C23)
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expands to integer constant
1
(macro constant) |
Synopsis
#if __STDC_VERSION__ < 202311l #define bool _Bool #define true 1 #define false 0 #endif #define __bool_true_false_are_defined 1