限定时间内同一ip只能访问一次
建立一个数据表
CREATE TABLE `clicks` (
`ip` INT UNSIGNED NOT NULL ,
`time1` INT UNSIGNED NOT NULL ,
`time2` INT UNSIGNED NOT NULL ,
PRIMARY KEY ( `ip` )
) ENGINE = MYISAM
建立一个数据表
CREATE TABLE `clicks` (
`ip` INT UNSIGNED NOT NULL ,
`time1` INT UNSIGNED NOT NULL ,
`time2` INT UNSIGNED NOT NULL ,
PRIMARY KEY ( `ip` )
) ENGINE = MYISAM