WebAug 27, 2012 · 4. As always, RTFM before using a function. Even the C standard is blatantly clear over how strcmp () behaves: The strcmp function returns an integer greater than, equal to, or less than zero, accordingly as the string pointed to by s1 is greater than, equal to, or less than the string pointed to by s2. Webstrcmp. Compares two null-terminated byte strings lexicographically. The sign of the result is the sign of the difference between the values of the first pair of characters (both interpreted as unsigned char) that differ in the strings being compared. The behavior is undefined if lhs or rhs are not pointers to null-terminated byte strings.

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WebWhen optimizing the system performace it is easy to neglect strcmp & co. and because of this, a faster implementation of strcmp yields unexpected gains even on a somewhat highly optimized systems. A large amount of effort is put into devising more and more efficient string sorting algorithms etc. These optimizations reduce the computational ... WebReturn Value from strcmp () if the first non-matching character in str1 is greater (in ASCII) than that of str2. if the first non-matching character in str1 is lower (in ASCII) than that of str2. The strcmp () function is defined in the string.h header file. Webstrcmp. Compares two null-terminated byte strings lexicographically. The sign of the result is the sign of the difference between the values of the first pair of characters (both … functionality 和 function