例子1. strcasecmp() example <?php$var1 = "Hello";$var2 = "hello";if (strcasecmp($var1, $var2) == 0) { echo '$var1 is equal to $var2 in a case-insensitive string comparison';}?> See also ereg(), strcmp(), substr(), stristr(), strncasecmp(), and strstr(). 后退...