PHP

The NL2BR () function converts a newline character in a string to an HTML line break symbol Copy Code code as follows: $str = "The last few days have been raining, sad dead , the ball can't be played, and the shoes are soaking wet. ";

Defining arraysAn array of arrays is an ordered set of variables in which each variable is called an element. One, defining an arrayYou can use the array () language structure to create a new array. It accepts a certain number of key => value

Introduction to Knowledge points:1. Determine whether a file or directory exists in bool Copy Code code as follows: File_exists (string filename) 2. Get filename Copy Code code as follows: BaseName (filepath)

This article describes the substr () function parameter description and usage in PHP. Share to everyone for your reference. Specifically as follows: String substr (string $string, int $start [, int $length]), which can be used to find a matching

This paper analyzes the difference and usage of PHP's confusing function. Share to everyone for your reference. The specific analysis is as follows: The difference between 1.echo and printThe functions of ECHO and print are essentially the same in

1.google Open API Copy Code code as follows: $urlToEncode = "http://bbs.lewanchina.com"; Generateqrfromgoogle ($urlToEncode); function Generateqrfromgoogle ($chl, $widhtHeight = ' _level= ', $EC ' L ', $margin = ' 0 ') { $url =

This example describes the use of the ChDir () function in PHP. Share to everyone for your reference. The specific usage analysis is as follows: PHP chdir () function syntax: BOOL Toggle Directory (string directory) dirdirectory change to.changes

This article illustrates the use of Readdir functions in PHP. Share to everyone for your reference. The specific usage analysis is as follows: Definition and Usage: the Readdir () function returns an entry in a table of contents handle opened by

PHP comparison operators appear to be too often, especially = =if (a = = b) {Do something}But have you really mastered the = =? The details are important!Look at the code below and say what you think is the right answer.Var_dump (' 123fg456 ' ==123);

This article illustrates the use of Simplexml_load_file functions in PHP. Share to everyone for your reference. The specific usage analysis is as follows: After the simplexml_load_file () function in PHP loads an XML document into an object, we can

1, API and documentation description:Eaccelerator provides a convenient, convenient and stable way to implement native caching, because most code implementations are based on shared memory, so they can only be used on the *nix platform, and Windows

This example describes the ping port function of the PHP implementation. Share to everyone for your reference. The specific implementation code is as follows: Copy Code code as follows: /* * @author Xujiajay * @date 2010-10-7 *

b/S: Web programs based on browser and server architecture C/S: QQ SVN client + server simple text-based protocols: Redis Memcache difference: are stored in the data, memcache directly saved to memory, Redis saved to memory, after the shutdown

Database structure Copy Code code as follows: --The structure of the table ' Bigclass ' -- CREATE TABLE ' Bigclass ' ( ' Bigclassid ' int (one) not NULL auto_increment, ' bigclassname ' varchar collate utf8_unicode_ci not NULL, '

This article describes the FTP function Ftp_connect, ftp_login and Ftp_chmod usage in PHP. Share to everyone for your reference. The specific methods are as follows: The Ftp_connect () function establishes a new FTP connection and, if successful,

This article describes the character lookup function Strpos, STRRCHR and STRPBRK usage in PHP. Share to everyone for your reference. Specifically as follows: The ①strpos () function returns the first occurrence of a string in another string, or

One, fwrite () write file It is easier to save data in a program to a file, using the fwrite () function to write the contents of the string to a file. In a file, a newline character is represented by a sequence of characters, representing the end

The example of this article summarizes the usage of several predefined variables $_server in PHP. Share to everyone for your reference. Specifically as follows: Copy Code code as follows: Echo ' DocumentRoot: '. $_server[' document_root '.

When we write programs, we always want to make our programs take the least amount of resources, run faster, and have less code. We often lose a lot of things while pursuing these. Now I want to talk about my understanding of PHP optimization. The

This example describes a workaround for PHP using the ziparchive hint fatal error:class ziparchive not found in. Share to everyone for your reference. Specifically as follows: Ziparchive is a compression and decompression function that comes with