ReverseString - 秒客网

【本文链接】

http://www.cnblogs.com/hellogiser/p/reverse-string.html

reverse string

【代码】

C++ Code

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/*
    version: 1.0
    author: hellogiser
    blog: http://www.cnblogs.com/hellogiser
    date: 2014/5/30
*/
void swap(char *a, char *b)
{
    char temp = *a;
    *a = *b;
    *b = temp;
}

char *reverse_str(char *str)
{
    if(NULL == str)
        return str;
    unsigned int len = len_str(str);
    char *start = str;
    ;
    while(start < end)
    {
        swap(start, end);
        start++;
        end--;
    }
    return str;
}

【本文链接】

http://www.cnblogs.com/hellogiser/p/reverse-string.html