PHP

Php file read/write operations // Note that it does not exist before 4.0.0-RC2! = Operator If ($ handle = opendir ('/path/to/Files ')){ Echo "Directory handle: $ handle \ n "; Echo "Files: \ n ";

How does wordpress support Image uploading? This article describes how wordpress only supports image uploading. you can use a custom function to upload images. other files are not allowed to be uploaded. For more information, see.

Mysql_result () function of PHP Mysql_result () function of PHP Definition and usageThe value of a field in the returned result set returned by the mysql_result () function. If successful, the function returns the field value. If

Example of using google Map interface to develop applications in php Function selected ($ param, $ value ){ If ($ param = $ value) print "SELECTED "; } # Collect any form data to control the display

Php paging principle and page jump instance Select * from table limit 0, 10 // The first 10 records Select * from table limit 10, 10 // 11th to 20 records Select * from table limit 20, 10 // 21st to 30 records

Php verification code php non-preset image generation verification code This article describes how to generate a verification code for a php non-preset image. you do not need to preset the verification code picture on the server. The image

Php Chinese character transcoding GBK to Big5 encoding conversion // Php Chinese character transcoding Class qswhBig5 { Var $ qswhData; Function qswhBig5 ($ filename = "qswhBig5.php "){ $ This->

Html special character filtering php class [Code] class HtmlFilter {/*** filter special characters in a string * @ static * @ param $ content * @ return string */public static function filterSpacialHtmlChar ($ content) {if (empty ($ content)

Example of using CI to operate multiple databases Function _ construct () { Parent: :__ construct (); $ This-> xx = $ this-> load-> database ('XX', TRUE ); $ This-> load->

Common php design modes: Factory mode and Singleton mode /** Example of Factory mode @ Link http://bbs.it-home.org */ Abstract class Operation { Abstract public function getValue ($ num1, $

In php, mssql_fetch_row, mssql_fetch_array, mssql_fetch_assoc, and mssql_fetch_objcect read data. Require 'dbconn. php '; $ SQL = 'select * from _ test '; $ Query = mssql_query ($ SQL ); While ($ row =

Solution when the array element obtained by fgetcsv is a null string // The uploaded CSV file, which is usually GBK encoded in Excel, // While the source code is UTF-8, transcoding is required

Php time zone setting method summary Function_exists (date_default_timezone_set); // at this point, he always returns 1. this function is used to determine whether the character here is a defined function name.

The problem of data packet loss transmitted by php big form using the post method In the production environment, a huge form, including three images, hundreds of input boxes and nearly one thousand checkboxes, is intercepted when The

Php sets the index. php file to read-only Function set_writeable ($ file_name) { If (@ chmod ($ file_name, 0555 )) { Echo "the read-only attribute of the index. php file has been modified "; }

Questions about calling php built-in functions in smarty Function SmartyLen ($ params ){ Extract ($ params ); $ Len = strlen ($ text ); $ Max = $ length; For ($ I = 0; $ I $ Chr = substr ($

Summary of php methods for removing line breaks $ Content = str_replace ("\ n", "", $ content ); Echo $ content; Method 2: Str_replace ("\ r \ n", "", $ str ); Method 3: $

Nine lines of code is too wasteful, and five lines of code are sufficient. you do not need to recursively format the tree of infinitely classified data. We know that the infinite classification of many open-source software uses recursive

Use functions to delete and copy files. check whether magic reference is enabled. The deletion and copying of files through functions has shown whether magic reference is enabled. /** I still have a hard time *

Convert the string open_door to OpenDoor and convert abc_bcd_cde to AbcBcdCde. Convert the string open_door to OpenDoor and convert abc_bcd_cde to AbcBcdCde. [Html code] Convert the string open_door to