PHP code optimization and PHP related issues summary

1, in the function, when passing the array Using return is more efficient than using global Like what function Userloginfo ($usertemp) {$detail =explode ("|", $usertemp);return $detail;}$login =userloginfo ($USERDB); Than function Userloginfo

PHP template Smarty

PHP template technology should be often mentioned, like the more famous Phplib Fasttemplate, have basically implemented the MVC pattern, the work is not abrasive, now with the 2 template is not much, because there is another template class Smarty,

PHP Kanji Conversion: Unicode (UTF8) to GBK

PHP's conversion of Chinese characters has always been a rather troublesome thing. The class contains four filters "&#[dec];", "& #x [hex];", "%u[hex]", "UTF8 conversion"User-friendly and customizable filtering for your favorite

The config configuration file referenced in PHP will be an error. Is that a PHP version problem?

parse error :syntax error,unexpected '[' ············ Then I used an array. If you want to use $config=[] So, what are the requirements for the version? Reply content: parse error :syntax error,unexpected '[' ············ Then I used an

Summary of common special operation symbols and functions in PHP

Annotation symbols: Single-line annotations Multi-line annotations Use of quotation marks ' Single quotation marks, simple strings, are taken directly by any processing; "" Double quotes, PHP dynamic processing then output, typically used to process

Parsing _php instance of Sphinx Index configuration method in Yii framework

This paper describes the Sphinx index configuration method in Yii framework. Share to everyone for your reference, as follows: Please import the var/test/documents.sql into the database first and configure the following MySQL user password database

JavaScript-WeChat JS get latitude and longitude how to send value and how to receive the background

Wx.getlocation ({ type: 'wgs84', // 默认为wgs84的gps坐标,如果要返回直接给openLocation用的火星坐标,可传入'gcj02' success: function (res) { var latitude = res.latitude; // 纬度,浮点数,范围为90 ~ -90 var longitude = res.longitude; // 经度,浮点数,范围为180 ~ -180。

PHP framework-a technique for invoking PHP classes

The PHP development framework, like thinkphp, encapsulates the operation class of the database, and the method invocation method occurs, as in the following code: M('Test')->where(['status'=>1])->field('id,name')->select(); What is the idea of this

PHP Array Basics

How to define an array: There are two main ways to create an array in PHP, let's look at how to create an array (1) Create an array of methods that assign values directly to each element. The format is: $arrayname [Key]=value; Where Arrayname is

PHP uses HTML5 to implement multiple file upload instances _php instances

First, let me introduce you to the multiple property of file in HTML5 Definition and usage The Multiple property specifies that the input field can select multiple values. If you use this property, the field can accept multiple values. Instance:

PHP WeChat public number JS-SDK development Application _php Example

To test the interface function of JS, I use the BAE server is not the SAE server. The SAE server could not write to the file and the test would be problematic. What do you mean JS-SDK, I first demonstrate the specific role of the JS-SDK interface.

Use PHP free to send timed SMS instances _php instances

Since Fetion currently has no development platform, the existing API is a third-party development, seemingly by cracking WAP fetion or 3G fetion, simulating the behavior of the browser to send text messages. In addition, Google Code has an open

_php Example of PHP session invalidation analysis data collation

PHP Session Invalidation analysis PHP development process, there may be friends often encounter the session generated by the file can not be automatically cleared, in fact, not really can not clear, but there is a probability problem, as long as

thinkphp integrated WeChat payment code sharing _php instance

This example for everyone to share the thinkphp integrated payment code, for your reference, the specific content as follows Download: Payment SDK Put the payment SDK under the third-party class library vendor, please remember to change the

PHP implements encrypted text files and restricts access to specific pages _php instances

The encryption program for files has been applied extensively on the site, which means that a database is used to store passwords and user names. Specific as follows: First, Introduction In some cases, your site may want to restrict access to

Show different color emoticons based on order status

One: in Help according to the status of the corresponding CSS Module Admin::order::D etailshelper # Displays color problem status Ps_bg_color = {"Finish" = "green", "Un_catch" and "Yellow", "Under_take" = "Red"} def color_problem_status (detail)

Php.net News Blocker

Please modify the following variables yourself. $newsnum = 7; $space = 20; $width = 400; $headclass = "CLASS5"; $lowerclass = "CLASS6"; The variable is set to end. Print " $opened = $QUERY _string; if ($opened = = "") {$opened = "-1";} Print

How to use PHP as a linear graph function

I'm glad everyone is so in love with PHP, which is now the mainstream development language! Here is a description of PHP (as the current mainstream development language) as a linear graph of the function: /* Function description $data: Y-axis data (

PHP converts renminbi amount to Chinese capital code

Main code: function Tochinesenumber ($money) { $money = round ($money, 2); $cnynums = Array ("0", "one", "II", "three", "the", "WU", "Lu", "Qi", "ba", "JIU"); $cnyunits = Array ("Circle", "angle", "min"); $cnygrees = Array ("Pick", "Bai"

Chat QQ with PHP

I also recently saw, we can go online search QQ HTTP protocol, the implementation is very simple, I just slightly tried, wrote the following code, if any interested can continue to study. If there are j2me or the major handset manufacturers of the

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