php session_start(); // main $vcodes = ''; //generate Number 4 srand((double) microtime() * 1000000);

PHP 文件上传代码示例

可。不知道能程序的性能会不会影响很大！ ignore_user_abort();//关掉浏览器，PHP脚本也可以继续执行. set_time_limit(0);// 通过set_time_limit(0)可以让程序无限制的执行下去

/** * Downloader * * @param $archivo * path al archivo * @param $downloadfilename * (null|string) el nombre que queres usar para el archivo que se va a descargar. * (si no lo especificas usa el nombre

<? function Text2Html($txt){ $txt = str_replace(" ","　",$txt); $txt = str_replace("<","&lt;",$txt); $txt = str_replace(">","&gt;",$txt); $txt = preg_replace("/[rn]{1,}/isU"," rn",$txt); return $txt; }

//把全角数字转为半角数字 <? function GetAlabNum($fnum){ $nums = array("０","１","２","３","４","５","６","７","８","９"); //OSPHP.com.CN $fnums = "0123456789"; for($i=0;$i<=9;$i++) $fnum = str_replace($nums[$i],$fnums[$i]

php /** * 常用静态类，这里主要整理了一些PHP常常会用到的方法。 */ class C { /* * 私有处理随机数的内置参数 * array 随机数数组/param 随机数长度 * 返回一个随机数

function pdf2png($PDF,$Path){ if(!extension_loaded('imagick')){ return false; } if(!file_exists($PDF)){ return false; } $IM = new imagick(); $IM->setResolution(120,120); $IM->setCompressionQuality(100

// $low and $high have to be integers function BinarySearch( $array, $key, $low, $high ) { if( $low > $high ) // termination case { return -1; } $middle = intval( ( $low+$high )/2 ); // gets the middl

对指定的关键词进行替换处理，在html页面上高亮显示 function highlight($sString, $aWords) { if (!is_array ($aWords) || empty ($aWords) || !is_string ($sString)) { return false; } $sWords = implode ('|', $aWords); return preg_

php $date1 = date( 'Y-m-d' ); $date2 = "2015-12-04"; $diff = abs(strtotime($date2) - strtotime($date1));

php // local file that should be send to the client $local_file = 'test-file.zip'; // filename that

curl_exec($ch); curl_close($ch); return $response; } 用法： php header("Content-type: image/png"); echo qr_code("http://koonk

php getValidate(100,30); function getValidate($w,$h){ $img = imagecreate($w,$h); $gray = imagecolorallocate($img

php /** * User: jifei * Date: 2013-07-30 * Time: 23:12 */ /** * PHP实现双向队列，双端队列 * 双端队列（deque，全名double-ended

php $array1 = array('OH','CA','NY','HI','CT'); $array2 = array('OH','CA','HI','NY','IA'); $array3 =

php passthru('ls', $return_val); echo 'Exit code of $return_val\n'; ?>

php class utf8_chinese { private $utf8_gb2312; private $utf8_big5; public function __construct(){ $this->utf8_gb2312

采用鸟哥的PHP的C扩展Yaf的实例案例演示 开放源代码 见下方 [PHP]代码 /** * 获得上传组件 * * @access public * @return void */ public function

项目中需要将表中的数据导出,在网上找了找发现phpexcel蛮好用的.特此分享 PHPEXCEL php if(!defined('BASEPATH')) exit('No direct script access