Ci-codeigniter Frame router.php Is there a problem with the source code?

In the CI framework's systemcorerouter.php file, the line132 line begins with the following code: is_array($routing) && isset($routing['directory']) && $this->set_directory($routing['directory']); $this->_set_routing(); // Set any routing

thinkphp MySQL two table query with in IDs or left join (the case, IDs array generally about 20)?

Not sure which solution is good In the book to see that is generally a sub-table query, in favor of caching Reply content: Not sure which solution is goodIn the book to see that is generally a sub-table query, in favor of caching Mainly look

Javascript-js How to add a row of data to another div based on the Add button, and also the position style to be consistent with another page list sort style

JS How to add a button, a row of data (including the title, author, time, etc.) all added to another Div, and can also position style and another page list sorting style uniform, is similar, click to add to the second diagram Reply content: JS

To make a Web page that imports CSV data, what are the options or considerations for dozens of of millions data?

Want to use PHP to do a title Web page, novice do not know how to start, before doing a simple upload, but the data only thousands of, now to deal with the millions data import, how to solve. Python But Python is too frustrating to use PHP. Let me

PHP WeChat Public number development model detailed _php example

Learning steps: Four chapters to tell this part of the content, the following is the general content of each chapter. 1, understand the development mode and editing mode, some preparation before development.2, the development mode user, server,

How PHP disables the eval () function instance in detail _php instances

PHP eval () function operation array: Operation Result: Array (4) {["Key1"]=> string (6) "value1" ["Key2"]=> string (6) "value2" ["Key3"]=> string (6) "Value3" ["Key4"]=&G T String (6) "Value4"} Many online say using disable_functions to

PHP generate UTF-8 encoded CSV file with Excel open garbled solution

Cause: There is no BOM in the output CSV file. What is a BOM? There is a character called "ZERO WIDTH no-break SPACE" in the UCS encoding, and its encoding is Feff. Fffe is not a character in UCS, so it should not appear in the actual

PHP to determine whether the device is a mobile phone or tablet method

/** * PHP to determine whether the device is a mobile phone or tablet method * @staticvar bool $is _mobile * @return bool */function wp_is_mobile () { static $is _mobile = null; if (Isset ($is _mobile)) { return $is _mobile; } if (Empty

Convert integers to unique strings through Hashids in PHP

Need to hide the ID in the foreground, you can consider using this product, the generated ID is relatively tall, compared to such as Youtube, Youku, Weibo, such as the ID name, such as: Xnjkxmtc0mdq4 Official website: http://hashids.org/php/Laravel 5

CI Framework common function Encapsulation Instance _php instance

The examples in this paper describe the common function encapsulation of CI framework. Share to everyone for your reference, as follows: /*** Package Query functions */public function get_what ($table = ", $where =array (), $fields = ' * ') {if (' =

PHP Tutorial-php Read output other file methods

Ob_start (); Iconv (' Utf-8 ', ' gb2312 ', ReadFile (' 1.html ')); Direct output of text content Echo ' '; $data = file_get_contents ('./1.html ', null,null,0,10); Var_dump ($data);//Output string Echo ' '; $data = File ('./1.html

Analysis of automatic loading problem of classes in CI framework _php instances

This paper describes the problem of automatic loading of classes in CI framework. Share to everyone for your reference, as follows: Application/config The configuration file is added: | 1. Packages| 2. Libraries| 3. Helper files| 4. Custom Config

PHP uses functions pathinfo (), Parse_url (), and basename () to parse url_php instances

This article is mainly about the use of PHP functions pathinfo()、 parse_url()And basename()Parse the URL of the instance code, the following words do not say, directly to see the code The instance code is as follows: 1. Using PathInfo to parse URLs

How can external browser access be judged to be opened from WeChat?

When you open a Web page, the upper-right corner can be opened in browser to choose to open the page in an external browser. Is there any way to decide after this URL is brought from here. Note: I do not want to determine whether to open this page,

The responsibility chain pattern of common design pattern and its implementation in PHP

The responsibility chain pattern is a behavioral pattern, which contains some command objects and a series of processing objects. Each processing object determines which command objects it can handle, and it knows how to pass a Command object that

PHP Web site Common security vulnerabilities, and corresponding preventive measures summary

At present, the Web site development based on PHP has become the mainstream of the current website development, the author focuses on the PHP website attack and security precautions to explore, aimed at reducing the vulnerability of the website, I

PHP uses header and meta to implement page encoding declarations

In PHP, we can use the header method to specify the page encoding of the PHP page, either UTF or GBK encoding, as follows: PHP page is UTF encodedHeader ("content-type:text/html; Charset=utf-8″); PHP page is GBK encodedHeader

The difference between PHP empty () and Isset () and Is_null ()

The usage of the three functions for PHP (), Isset () and Is_null () has been discussed a lot, and a lot of data may not be clear. Here again, but not from the concept, the direct use of program examples to speak, it should be more profound memory.

Gets the name value passed by the image button in PHP

I need to use the picture button to beautify my web, but using the connection method will appear in the browser bar variable values, so it seems uncomfortable, if you use hidden to submit, and feel unnecessary, because since the image has the Name

PHP isset () and empty () the difference between the use of a detailed

By learning the language of PHP, you should know that it is a function-based HTML scripting language. The large library of functions supports the implementation of PHP language functions. Let's introduce the relevant usage of PHP function isset ()

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