strcmp()函数 – 梁笔记

strcmp

语法:

? #include <string.h>

? int strcmp( const char *str1, const char *str2 );

功能：比较字符串str1 and str2, 返回值如下:

返回值????????????????????? 解释

less than 0?????????? str1 is less than str2

equal to 0???????????? str1 is equal to str2

greater than 0???? str1 is greater than str2

例如:

??? printf( "Enter your name: " );

??? scanf( "%s", name );

??? if( strcmp( name, "Mary" ) == 0 )

????? printf( "Hello, Dr. Mary!\n" );