PHP

Php implements two-way cyclic queue-(implements functions such as forward and backward history records) To enable the record operation history function This function is similar to the undo or undo function. (Implement forward

KindEditor initialization parameters FileManagerJson Specifies the server program for browsing remote images. Data Type: String; default value: basePath + 'php/file_manager_json.php' AllowPreviewEmoticons

Function that automatically detects the encoding in the content and performs conversion // --- Example $ Url = http://www.163.com "; $ Data = file_get_contents ($ url ); $ Data = my_encoding ($

The function of PHP to obtain the length of a string under UTF-8 and GBK encoding /* * String length statistics * @ Param $ str statistical string */ Function sstrlen ($ str ){ Global $

Application and introduction of php's curl_setopt function // Address of the Forum api logon interface $ Uri = "http // www.wap.com/ssdfasdfsf" // Parameter array $ Data = array ( 'Username' => 'username

A small function that determines whether a string contains Chinese characters. /* It can be used for user names and other places where Chinese characters are not allowed */ // --

Optimized addslashes functions Function daddslashes ($ string, $ force = 0 ){ If (! $ GLOBALS ['Magic _ quotes_gpc '] | $ force ){ If (is_array ($ string )){ Foreach ($ string as $ key => $ val ){ $

A function that determines whether it is a string within the specified length. // // Function name: CheckLengthBetween ($ C_char, $ I _len1, $ I _len2 = 100) // For usage: determines whether the

Function for intercepting Chinese characters-csubstr //---------------------------------------------------- // Function name: csubstr // Used as a string. one Chinese character is counted as two

Demo code of php Singleton mode Class User { Static function getInstance () { If (self: $ instance = NULL) {// If instance is not created yet, will create it. Self: $ instance = new User ();

A question about Loop quits in php // The Current php loop is 1, and the loop increases sequentially from the inside to the outside. the default break is 1, for example, jumping out of the 2nd-layer

Introduction and examples of php Singleton mode Private static $ _ instance; 2) constructor and clone functions must be declared as private to prevent external programs from losing the meaning of Singleton mode due to

Php code for recording visitors' IP addresses // File name $ Filename = "ip.txt "; If (isset ($ _ SERVER ['http _ CLIENT_IP ']) { $ Clientip = $ _ SERVER ['http _ CLIENT_IP ']; } Elseif

Learning how to sort php multi-dimensional arrays $ A = array (100,80, 50,10, 0 ); $ B = array ("c", "f", "q", "e", "z "); Array_multisort ($ a, $ B ); Var_dump ($ ); Var_dump ($ B ); ?>

Php-encoded email address function Function encode_email ($ email = 'Test @ jbxue.com ', $ linkText = 'contact us', $ attrs = 'class = "emailencoder "') { // Remplazar aroba y puntos $ Email =

Php code that sorts multidimensional arrays by a value $ Arr = array ( "0" => array (line_num => "10", occur_time => "10:25:04 + 08 "), "1" => array (line_num => "9", occur_time => "10:25:04 + 08 "), "2

Php: how to determine whether an image exists in an Excel file $ ExcelPath = 'Test.xls '; $ ObjReader = PHPExcel_IOFactory: createReader ('excel5 '); $ ObjReader-> setReadDataOnly (true );

Php sorting by region $ Array = array ( 0 => array ("", "Hebei "), 1 => array ("", "Beijing "), 2 => array (0, "Baoding "), 3 => array (1, "Haidian "), 4 => array (3, "Zhongguancun "), 5

LZW compression algorithm LZW compression algorithm implemented by PHP /** * @ Link http://code.google.com/p/php-lzw/ * @ Author Jakub Vrana, http://php.vrana.cz/ * @ Copyright 2009 Jakub Vrana * @

Php obtains the three functions with the file suffix. // Method 1: Function extend_1 ($ file_name) { $ Retval = ""; $ Pt = strrpos ($ file_name ,"."); If ($ pt) $ retval = substr ($