PHP

PHP randomly displays the specified text (ifelseif usage) /** * Randomly display specified text * By bbs.it-home.org */ Function getRand (){ $ A = rand (1, 5 ); If ($ a = 1

PHP file upload is too large $ _ FILES is empty solution In php programming, when the file to be uploaded is too large, $ _ files is displayed as null. For more information, see.This section solves the problem that $ _ FILES is empty

Php array deduplication function code example /** * Function for removing repeated values in the array * By bbs.it-home.org */ Function array_assoc_unique ($ arr, $ key ){ $ Tmp_arr =

This article explains in detail how to convert the number to scientific count when exporting data to excel in PHP. the numeric format is incorrect when exporting data to excel, which is generally divided into the following two situations. 1.

How php processes images in articles Public function getimgsinarticle ($ content) { $ Temp = array (); $ Imgs = array (); Preg_match_all ('/http [^ \ d] * [\ d] + [\.] (jpg | gif | png)/', $

Php5.2.x array operation details $ Arr = array ("a" => 1, "B" => 2, "c" => 3 ); If an array is defined in this way, a compilation error is returned: $ Arr = array ("a" = 1, "B" = 2,

Example of sorting a php two-dimensional array by a specified key /** * Php 2D arrays are sorted by the specified key value. * By bbs.it-home.org */ Function array_sort ($ array, $ key ){ If (

PHP simple sample code for uploading and deleting images If (! Empty ($ _ FILES ["img"] ["name"]) {// extract the file domain content name and determine $ Path = "uppic/"; // Upload path If (! File_exists ($

A small example of php sorting two-dimensional arrays by key value /* Sort two-dimensional arrays by specified key values * $ Array * $ Key sort key value * $ Type sorting method * @ Edit:

Phpurl encoding and decoding (encryption and decryption) Function base64_url_encode ($ input ){ Return rtrim (strtr (base64_encode ($ input), '+/', '-'), '= '); } $ Code_urlfile =

Php code example for extracting html tags Php code example for extracting html tags Function tags ($ filename, $ tag) {$ buffer = join ("", file ($ filename); $ buffer = eregi_replace ("\ r \ n ","", $ buffer); $ tagkey = SQL _regcase ($ tag); $

Php Getting Started Tutorial (8) PHP array $ User [0] = 1; $ User [1] = "kobe "; $ User [2] = 10; $ User [3] = "mac "; $ User [4] = "kobe@bb.com "; Echo''; print_r($user); echo '';

Php sample code for retrieving Image exif information /** * Obtain the exif information of an image. * Edit: bbs.it-home.org */ Echo "test1.jpg:\ N "; $ Exif = exif_read_data

PHPCURL encapsulation code example /** * CURL encapsulation class * By bbs.it-home.org */ Class Curl_Class { Function Curl_Class () { Return true; } Function

How can we find the best developers? Fingers quickly tap on the keyboard, wear a big headset, and put a can of energy drinks within the reach, which is a typical style for developers of traditional programmers in the technology industry.

Simple sample code for php string functions /** * PHP string function example * By bbs.it-home.org */ $ Str1 = "aBCD "; Print ($ str1); // output function, with returned results

Php image processing (attached instance) Share an image processing class implemented by php. you can set text watermarks and image watermarks. For more information, see.This section shares an image processing class, which implements text

PHP array sorting method summary (favorites) $ A = array (4, "37", 3,100, 0,-5 ); Sort ($ ); For ($ I = 0; $ I Echo $ a [$ I]. ""; } Echo""; Sort ($ a, SORT_STRING ); For ($ I = 0;

Simple example of PHP file upload (beginner) /** * Php file Upload * 2013-11-30 */ If ($ _ POST [sub]) { If (is_uploaded_file ($ _ FILES [file] [tmp_name]) {// determine whether to obtain the

Code for php monitoring log 500 and 503 errors and sending email prompts /** * Monitoring log 500 503 error * By bbs.it-home.org */ Include ("PHPMailer/class. phpmailer. php "); //