Implementation of various types of string functions in C language

Implementation of various types of string functions in C language

Start looking for a job, I think these functions are asked the odds are still very large, so here to share with you

strlen function Prototypes:

#include <string.h>unsignedintstrlen (char *s);

Function: Calculates the length of the specified string s, excluding the end character "-". My implementation:

/*************************************************************************> File name:strlen.c> Author:answer> Mail: [email protected]> Created time:2015 August 15 Saturday 16:24 06 seconds **********************************************************************Implementation of **//* *strlen * *#include <stdio.h>unsigned int my_strlen (const char * str) {const char *tmp = str;int i;For (i=0;*tmp++! = '); i++);return i;}int Main (void) {Char string[]= "answer";printf ("%d\n", My_strlen (String));return 0;}

> Note: not to be continued

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Implementation of various types of string functions in C language