view tests/mini/bug55.d @ 341:1bb99290e03a trunk

[svn r362] Started merging the old 'test' dir as well as the newer 'tangotests' dir into 'tests/mini' and 'tests/minicomplex'.
author lindquist
date Sun, 13 Jul 2008 02:51:19 +0200
parents test/bug55.d@d9d5d59873d8
children
line wrap: on
line source
module bug55;
extern(C) int printf(char*, ...);

int atoi(char[] s) {
    int i, fac=1;
    bool neg = (s.length) && (s[0] == '-');
    char[] a = neg ? s[1..$] : s;
    foreach_reverse(c; a) {
        i += (c-'0') * fac;
        fac *= 10;
    }
    return !neg ? i : -i;
}

void main()
{
    printf("64213 = %d\n", atoi("64213"));
    printf("-64213 = %d\n", atoi("-64213"));
    assert(atoi("64213") == 64213);
    assert(atoi("-64213") == -64213);
}