PHP

Similar_text-calculates the similarity of two stringsint Similar_text (string $first, String $second [, float & $percent])$first necessary. Specify the first string to compare.$second necessary. Specify the second string to compare.$percent Optional.

Copy Code code as follows: $a = "string"; $c = Explode ("Text to be deleted", $a, 2); $b = $c [0]. $c [1]; Explode (PHP 3, PHP 4, PHP 5) Explode--dividing another string with one string Describe Array explode (string separator,

This article illustrates the solution of Chinese garbled code when PHP generates two-dimensional codes. Share to everyone for your reference. The specific analysis is as follows: Recently done a scan two-dimensional code to get a vcard project,

This article describes the PHP implementation of the scientific counting method into the original digital string method, shared for everyone to reference. The specific implementation code is as follows: Copy Code code as follows: function

I believe a lot of friends do not know, you can call in the Smarty template PHP built-in functions, we look at its use. Template writing:{' param1 ' |functionname: ' param2 ': ' Param3 '}PHP function prototype:echo functionname (' param1 ', ' param2

This article is an example of a PHP image binary conversion implementation method. Share to everyone for your reference. The implementation methods are as follows: Here we are uploading files to the upload of the file into binary and then save to

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

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

PHP in today's unfamiliar network terminology, think of the Web site or the Web probably most developers will think of PHP, a free and open source, both easy and practical and so some of the benefits of a lot of the world's IT professionals, I am a

This example describes the way PHP uses cookies to implement a shopping cart. Share to everyone for your reference. The specific analysis is as follows: The PHP shopping cart is used on ecommerce sites, a supermarket like a shopping cart, select

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

First download the latest version of VLD extensions: Copy Code code as follows: ~/public_html/php-5.3.13/ext> wget http://pecl.php.net/get/vld-0.11.2.tgz ~/public_html/php-5.3.13/ext> Tar zxvf vld-0.11.2.tgz ~/public_html/php-5.3.

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

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

This article illustrates the way PHP deletes left and right-end spaces. Share to everyone for your reference. The specific methods are as follows: In PHP to delete a function than JS more specific, in addition to the trim () function, there are

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