lctype.h 文件参考

#include "lua.h"
#include <limits.h>
#include "llimits.h"

lctype.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

浏览源代码.

宏定义
#define	LUA_USE_CTYPE   0
#define	ALPHABIT   0
#define	DIGITBIT   1
#define	PRINTBIT   2
#define	SPACEBIT   3
#define	XDIGITBIT   4
#define	MASK(B)   (1 << (B))
#define	testprop(c, p)   (luai_ctype_[(c)+1] & (p))
#define	lislalpha(c)   testprop(c, MASK(ALPHABIT))
#define	lislalnum(c)   testprop(c, (MASK(ALPHABIT) | MASK(DIGITBIT)))
#define	lisdigit(c)   testprop(c, MASK(DIGITBIT))
#define	lisspace(c)   testprop(c, MASK(SPACEBIT))
#define	lisprint(c)   testprop(c, MASK(PRINTBIT))
#define	lisxdigit(c)   testprop(c, MASK(XDIGITBIT))
#define	ltolower(c)

宏定义说明

ALPHABIT

#define ALPHABIT   0

DIGITBIT

#define DIGITBIT   1

lisdigit

#define lisdigit

(

c

)

testprop(c, MASK(DIGITBIT))

lislalnum

#define lislalnum

(

c

)

testprop(c, (MASK(ALPHABIT) | MASK(DIGITBIT)))

lislalpha

#define lislalpha

(

c

)

testprop(c, MASK(ALPHABIT))

lisprint

#define lisprint

(

c

)

testprop(c, MASK(PRINTBIT))

lisspace

#define lisspace

(

c

)

testprop(c, MASK(SPACEBIT))

lisxdigit

#define lisxdigit

(

c

)

testprop(c, MASK(XDIGITBIT))

ltolower

#define ltolower

(

c

)

值:

  check_exp(('A' <= (c) && (c) <= 'Z') || (c) == ((c) | ('A' ^ 'a')),  \
            (c) | ('A' ^ 'a'))

LUA_USE_CTYPE

#define LUA_USE_CTYPE   0

MASK

#define MASK

(

B

)

(1 << (B))

PRINTBIT

#define PRINTBIT   2

SPACEBIT

#define SPACEBIT   3

testprop

#define testprop	(		c,
			p
	)		(luai_ctype_[(c)+1] & (p))

XDIGITBIT

#define XDIGITBIT   4