What does each of the abbreviations / abbreviations of str function mean?

Question

The C standard library string.hcontains several functions for managing strings, all of which begin with strand end with an abbreviation. Some of these abbreviations are obvious:

• strlen line length
• strcpy string copy
• strcmp string comparison

Some of them are a little less clear:

• strpbrk line break line?
• strspn string ... spn?
• strrchr string ... R char ??
• strxfrm string ... um ... nevermind.

What does each abbreviation / abbreviation strfunction mean ?

Answer 1

• strlen - find the length of the string
• strcpy - CoPY lines
• strcmp - CoMPare strings
• strrchr - Reverse CHaRacter search
• strspn - SPaN
• strxfrm - TRANS ( X) -FoRM
• strpbrk - , BRoKen