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- 正则表达式基本函数 修饰符 元字符和需转义字
- ec(2); 在php教程正则表达式中需要转义的字符如下： $^*()+={}[]|/:.?'" 注意：perl风格中表达式要求以/开始和结尾，如：/food/ 表匹配字符 food perl修饰符如下： i 完成不区分大小写的搜索 g 查找所有出现（all occurrences,完成全局搜索） m 将一个字符串视为多行（m就表示多(multiple)）。默
- PHP源码 1377 2016-06-08 17:26:33
- php 采集远程图片(可采集防盗链)
- ec(2); //变量说明: // $url 是远程图片的完整url地址，不能为空。 // $filename www.111cn.net是可选变量: 如果为空，本地文件名将基于时间和日期 // 自动生成. 代码如下 复制代码
- PHP源码 1164 2016-06-08 17:26:33
- file file_get_contents HTTP request failed
- ec(2); /* 我有一个问题，要求从php教程代码的url。我需要调用一个服务，使用从我的php代码的查询字符串。如果我的浏览器中键入一个网址，它工作还算可以，但如果我使用文件获取，内容（）来拨打电话，我得到： 代码如下 复制代码 $query=file_get_contents('http://www.111cn.net'); ec
- PHP源码 1155 2016-06-08 17:26:33
- php中文用户名验证代码
- ec(2); php教程中文用户名验证代码 //php $val = "工作队"; if(preg_match("/^[x80-xff]{4,16}$", $val)) { return true; } &nbs
- PHP源码 1105 2016-06-08 17:26:32
- php域名匹配正则表达式代码
- ec(2); 代码如下 复制代码 function matchdomain($q){ preg_match('/(([a-z0-9](w|-){0,61}?[a-z0-9]|[a-z0-9]).){1,}(aero|arpa|asia|biz|cat|com|coop|co|edu|gov|info|int|jobs|mil|mobi|mu
- PHP源码 1666 2016-06-08 17:26:32
- php缓存技术原理详细说明与实例(1/15)
- ec(2); 缓存技术: 有些信息比方经常不变的,但是还是能变的信息放在缓存中以加快显示速度,这是很有价值的,所谓的缓存,通俗的理解就是一些保存在服务器端的共用信息.它是于服务器同生死的,我们在保存缓存的时候可以指定下次更新的时间的判断,比方要在5分钟更新一次,可以记录上次更新的时间,和当前时间比较,如果大于 5 分钟 ,读取数据库教程,更新换成,否则
- PHP源码 1095 2016-06-08 17:26:31
- 判断某数组当中是否含有某字符或字符串的函数in_array
- ec(2); 代码如下 复制代码 $arr_1=array( "index/logo.png", "w
- PHP源码 1190 2016-06-08 17:26:31
- php如何获取域名IP地址代码函数
- ec(2); 代码如下 复制代码 $dm = 'www.111cn.net'; $ip = gethostbyname($dm); echo gethostbyaddr($ip); echo $ip; //两个输出结果是一样的， /* 关于 gethostbyname语法 string gethostbyname ( stri
- PHP源码 1338 2016-06-08 17:26:31
- php正则内容中所有图片及图片地址
- ec(2); 代码如下 复制代码 //方法一 $body =''; preg_match_al
- PHP源码 1340 2016-06-08 17:26:29
- 几种获取html字符串中所有a链接地址代码
- ec(2); 代码如下 复制代码 $ss = "dadfxxdir"; print_r(gethref($ss));
- PHP源码 1748 2016-06-08 17:26:28
- php正则判断中文字符
- php正则判断中文字符
- PHP源码 1135 2016-06-08 17:26:28
- PHP面向对象：使用接口与组合模拟多继承(1/2)
- ec(2); 在php中不支持多重继承，如果我们向使用多个类的方法而实现代码重用有什么办法么？那就是组合。在一个类中去将另外一个类设置成属性。 下面的例子，模拟了多重继承。 view sourceprint?01
- PHP源码 1129 2016-06-08 17:26:28
- php url,日期,ip,邮箱地址检测类代码
- 本文章提供的确款正则表达式来检测url地址，日期格式，ip地址，与邮箱地址是否合法的验证代码,希望本文章对各位同学会带来帮助。
- PHP源码 1270 2016-06-08 17:26:28
- php 带条件查询 分页代码
- ec(2); 代码如下 复制代码 if(!isset($_get[absolutepage])){ $absolutepage=1;//当前页 }
- PHP源码 1467 2016-06-08 17:26:27
- php 模拟用户POST GET源代码
- 下面的代码使用两种方式来调facebook的接口，第一种县判断用户的环境是否开启了curl库，开启了这个库，就采用这种方式来获取请求。里面详细的参数讲解大家可以参考手册。
- PHP源码 1612 2016-06-08 17:26:27
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