source:
trunk/sys/dietlibc/isalpha.c
@
321
Last change on this file since 321 was 1, checked in by , 8 years ago | |
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File size: 94 bytes |
Rev | Line | |
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[1] | 1 | #include <ctype.h> |
2 | ||
3 | int isalpha(int ch) { | |
4 | return (unsigned int)((ch | 0x20) - 'a') < 26u; | |
5 | } |
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