PHP

At present, many people are learning PHP. Many PHP trainees will always ask the following question: what is the PHP connection function implode? PHP can split the string into an array. After turning it over, it can also connect the array to a string.

CopyCode The Code is as follows: function dump ($ var, $ echo = true, $ label = NULL, $ strict = true) { $ Label = ($ label = NULL )? '': Rtrim ($ label ).''; If (! $ Strict ){ If (ini_get ('html _ errors ')){ $ Output = print_r ($ var, true ); $

CopyCode The Code is as follows :/* * Function: encode the URL * Parameter description: $ web_url URL, which does not contain "http: //", for example, jb51.net */ Function hashurl ($ URL ){ $ Seed = "Mining PageRank is against Google's Terms of

Command: fputcsv () Command Format: int fputcsv (resource handle [, array fields [, string delimiter [, string enclosure]) Command Parsing: fputcsv () format a row (transmitted using the fields array) into CSV format and write the file specified by

PHP files are garbled (for example, PHP files are garbled in the browser ):Header ("Content-Type: text/html; charset = UTF-8") sets the webpage.Mysql_query ("set names UTF-8") sets the database. Struts in java:Chinese garbled characters generally

As follows: Copy codeThe Code is as follows: /// ================================================ ======================================// Y returns the last two digits of the Year. Y indicates the four digits of the Year. m indicates the number of

PHP Global variables will find many problems in practical applications that need to be constantly improved. In this article, we provide some specific solutions to the problems with PHP Global variables. 1: PHP Global variables define Global

Copy codeThe Code is as follows: /// ================================================ ====================================== // Y returns the last two digits of the Year. Y indicates the four digits of the Year. m indicates the number of the month.

Copy codeThe Code is as follows: // The following code will draw a very beautiful leaf // Define the point of view of PI Define ("PII", M_PI/180 ); // Create an image resource and set the background to white. The foreground color to black. $ Im =

Copy codeThe Code is as follows :/** * Serial number generator */ Function snMaker ($ pre = ''){ $ Date = date ('ymmd '); $ Rand = rand ); $ Time = mb_substr (time (), 5, 5, 'utf-8 '); $ SerialNumber = $ pre. $ date. $ time. $ rand; // Echo

Generally, variables are named using the following statement: Copy codeThe Code is as follows: $ A = 'hello '; ?> A variable name uses the value of a variable as the name of the variable. In the above example, by using two $ symbols, you can set

Copy codeThe Code is as follows :/** * Function for converting a numeric amount to a Chinese capital amount * String Int $ num the lowercase number or lowercase String to be converted * Return uppercase letters * Two decimal places **/ Function

Requirements: 1. There is one set of svn code locally (the editor UltraEdit) and one set of code on the development machine (centos). You need to modify the local code and then upload it to the development machine. 2. It is not directly modified

PHP preferred method for determining null array: count ($ arr), size ($ arr ); Copy codeThe Code is as follows: $ arr = array (""); Echo count ($ arr ); Echo size ($ arr ); // Output 1 Copy codeThe Code is as follows: $ arr = array ();Echo

ISSET (); -- this parameter is suitable for detecting whether this parameter exists. Definition and scope of action: used to test whether a variable has a value (including 0, FALSE, or an empty string, but cannot be NULL), that is, "http: //

However, apart from the installation part, there are more or less instructions for Windows, and the other part is the same for all platforms. By the way, for the installation part, please refer to the installation guide on this site. In this

Copy codeThe Code is as follows: /* * 1. array Overview * 1. The essence of Arrays: managing and operating a group of variables, batch processing * 2. array composite type (multiple objects can be stored) * 3. Data of any length or type can be

1. When file_get_contents can be used to replace file, fopen, feof, fgets, and other methods, use file_get_contents as much as possible because of its high efficiency! Note the PHP version of file_get_contents when opening a URL file; 2. Perform as

Code: Copy codeThe Code is as follows: $ A = array ('A' => 'A', 'B' => 'B '); $ B = array ('c' => 'C', 'D' => 'D '); $ C = $ a + $ B; Print (' '); Print_r ($ c ); Print (' '); ?> Result:Copy codeThe Code is as follows: Array([A] =>[B] => B[C]

Array_multisort-sorts multiple arrays or multi-dimensional arrays. Description Bool array_multisort (array ar1 [, mixed arg [, mixed... [, array...]) Array_multisort(PHP 4, PHP 5)If the call succeeds, TRUE is returned. If the call fails, FALSE is