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jeonghwan-kim/str-to-int.c

Created October 12, 2013 09:08
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Convert string to integer
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str-to-int.c
int str_to_int(char *str) {
int i = 0;
while (*str >= '0' && *str <= '9')
i = i * 10 + *str++ - '0';
return i;
}
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