ex4-16.c

来自「单片机C语言嵌入式/单片机编程 Keil C51 uV3使用程序开发！」· C语言 代码 · 共 14 行

    #include <stdio.h>
    main()  {
       char *s = "abcdef";
       int  strlen(char *s);
       printf("\n length of '%s' = %d\n",s,strlen(s));
       while(1);
     }

    int strlen(char *s)  {
       char *p = s;
       while( *p != '\0' ) p++;
       return( p - s );
     }