The following editor will bring you an example of writing PHP api data interface. The editor thinks it's pretty good, so now I'll share the API interface code written in PHP with you, and also give you a reference. If you are interested in writing api interface in PHP, please follow the editor to take a look.
The following is an example of the interface code:
<?php $output = array(); $a = @$_GET['a'] ? $_GET['a'] : ''; $uid = @$_GET['uid'] ? $_GET['uid'] : 0; if (empty($a)) { $output = array('data'=>NULL, 'info'=>'坑爹啊!', 'code'=>-201); exit(json_encode($output)); } //走接口 if ($a == 'get_users') { //检查用户 if ($uid == 0) { $output = array('data'=>NULL, 'info'=>'The uid is null!', 'code'=>-401); exit(json_encode($output)); } //假设 $mysql 是数据库 $mysql = array( 10001 => array( 'uid'=>10001, 'vip'=>5, 'nickname' => 'Shine X', 'email'=>'979137@qq.com', 'qq'=>979137, 'gold'=>1500, 'powerplay'=> array('2xp'=>12,'gem'=>12,'bingo'=>5,'keys'=>5,'chest'=>8), 'gems'=> array('red'=>13,'green'=>3,'blue'=>8,'yellow'=>17), 'ctime'=>1376523234, 'lastLogin'=>1377123144, 'level'=>19, 'exp'=>16758, ), 10002 => array( 'uid'=>10002, 'vip'=>50, 'nickname' => 'elva', 'email'=>'elva@ezhi.net', 'qq'=>NULL, 'gold'=>14320, 'powerplay'=> array('2xp'=>1,'gem'=>120,'bingo'=>51,'keys'=>5,'chest'=>8), 'gems'=> array('red'=>13,'green'=>3,'blue'=>8,'yellow'=>17), 'ctime'=>1376523234, 'lastLogin'=>1377123144, 'level'=>112, 'exp'=>167588, ), 10003 => array( 'uid' => 10003, 'vip' => 5, 'nickname' => 'Lily', 'email' => 'Lily@ezhi.net', 'qq' => NULL, 'gold' => 1541, 'powerplay'=> array('2xp'=>2,'gem'=>112,'bingo'=>4,'keys'=>7,'chest'=>8), 'gems' => array('red'=>13,'green'=>3,'blue'=>9,'yellow'=>7), 'ctime' => 1376523234, 'lastLogin'=> 1377123144, 'level' => 10, 'exp' => 1758, ), ); $uidArr = array(10001,10002,10003); if (in_array($uid, $uidArr, true)) { $output = array('data' => NULL, 'info'=>'The user does not exist!', 'code' => -402); exit(json_encode($output)); } //查询数据库 $userInfo = $mysql[$uid]; //输出数据 $output = array( 'data' => array( 'userInfo' => $userInfo, 'isLogin' => true,//是否首次登陆 'unread' => 4,//未读消息数量 'untask' => 3,//未完成任务 ), 'info' => 'Here is the message which, commonly used in popup window', //消息提示,客户端常会用此作为给弹窗信息。 'code' => 200, //成功与失败的代码,一般都是正数或者负数 ); exit(json_encode($output)); } elseif ($a == 'get_games_result') { //... die('您正在调 get_games_result 接口!'); } elseif ($a == 'upload_avatars') { //.... die('您正在调 upload_avatars 接口!'); }
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php把负数转为正整数的方法:1、使用abs()函数将负数转为正数,使用intval()函数对正数取整,转为正整数,语法“intval(abs($number))”;2、利用“~”位运算符将负数取反加一,语法“~$number + 1”。

实现方法:1、使用“sleep(延迟秒数)”语句,可延迟执行函数若干秒;2、使用“time_nanosleep(延迟秒数,延迟纳秒数)”语句,可延迟执行函数若干秒和纳秒;3、使用“time_sleep_until(time()+7)”语句。

php除以100保留两位小数的方法:1、利用“/”运算符进行除法运算,语法“数值 / 100”;2、使用“number_format(除法结果, 2)”或“sprintf("%.2f",除法结果)”语句进行四舍五入的处理值,并保留两位小数。

php字符串有下标。在PHP中,下标不仅可以应用于数组和对象,还可应用于字符串,利用字符串的下标和中括号“[]”可以访问指定索引位置的字符,并对该字符进行读写,语法“字符串名[下标值]”;字符串的下标值(索引值)只能是整数类型,起始值为0。

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方法:1、用“str_replace(" ","其他字符",$str)”语句,可将nbsp符替换为其他字符;2、用“preg_replace("/(\s|\ \;||\xc2\xa0)/","其他字符",$str)”语句。

在php中,可以使用substr()函数来读取字符串后几个字符,只需要将该函数的第二个参数设置为负值,第三个参数省略即可;语法为“substr(字符串,-n)”,表示读取从字符串结尾处向前数第n个字符开始,直到字符串结尾的全部字符。

查找方法:1、用strpos(),语法“strpos("字符串值","查找子串")+1”;2、用stripos(),语法“strpos("字符串值","查找子串")+1”。因为字符串是从0开始计数的,因此两个函数获取的位置需要进行加1处理。


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