PHP Tutorials

There is a project with the MongoDB database, query conditions have and also have or, press thinkphp official manual, using compound query (_complex), Getlastsql output query statement, found that the query condition is empty. Query with string

Official explanation Curl is a file transfer tool that works with URL syntax in the command line mode. Curl is a file transfer tool that works with URL syntax in the command line mode. It supports many protocols: FTP, FTPS, HTTP, HTTPS, GOPHER,

Thinkphp itself provides the success method and the error method to implement the page jump function with prompt information, which can realize the effect of displaying the prompt information and jumping after adding the data. The success method is

A few days ago in the question and answer area raised this question, all of the friends who answered the question said that it is impossible to achieve through PHP, it happened that my intern responsible for me to find a way, seemingly through the

Read the manual that define defines constants that allow only: Only scalar and null are allowed. The type of scalar is integer, Float,string, or Boolean. It is also possible to define a constant value of type resource, but it is not recommended to

How to install Phalcon on PHP Always install not successful on the official web tips to engage First put in the Ext folder and then the php.ini inside add extension=php_phalcon.dll and then restart Wamp to prompt this error ... And then

========================================================================================================= Setp4:tomcat and CAS Server binding operation:: Reference: Baidu, Google, search ..... ========================================================

PHP Create desktop Shortcut instance, php shortcut instance To create desktop shortcuts with PHP we need to use Header,internetshortcut and some code that I can't read. method: Create a new PHP file, and then throw the following code in, save for

There are several ways to intercept floating-point types in PHP: 1, float round (float $val [, int $precision]) Returns the result of rounding Val based on the specified precision precision (number of digits after decimal decimal point). Precision

Destructors :Executes when an object becomes garbage or when an object is explicitly destroyed. GC (Garbage Collector) In PHP, when there are no variables pointing to this object, the object becomes garbage. PHP will destroy it in memory. This is

Recently in can PHP directory operation, made a directory infinite traversal: The functions used are: Isset () Determines whether a variable is defined ChDir () changes the current directory to the specified directory. Opendir () to open the

The problem with preventing SQL injection in these details is that those who are careless programmers or novice programmers, because they do not have the data submitted by the user to do some necessary filtering, resulting in a test for everyone to

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1. main file, visit this page, the page according to the "verification page" returned results set the return status of this file header (' http/1.1 '. $code. '. $_status[$code]) Copy CodeThe code is as follows: Ini_set (' Max_execution_time ', 120);

Zend Studio 9.0.4 New project, zend9.0.4 PHP IDE has been using the zendstudio5.5 version, although the code is no problem, but the official version has reached 10, try it! Open Zend Studio, FILE-and NEW-project->php-> local PHP PROJECT (because

PHP NG (PHP 5.7) performance is nearly 1 time times faster than PHP5.6 PHP NG (PHP 5.7 If you want to) is still in the alpha development phase, but it has shown amazing performance gains. The key is to still maintain compatibility with PHP

Two-dimensional code online generation of images PHP source code QR code is now becoming more and more popular, here is the two-dimensional code generated by PHP code, a use of Google's open QR Code API, another section of the use of PHP QR code

PHP generated two-dimensional code Chinese garbled what to do Recently made a scan QR code to get a vcard project, encountered a problem, there is a part of the generated QR code, the Android phone scan to get a vcard in the Chinese name is garbled,

php resolves MySQL insert data appears incorrect string value: ' \xf0\x9f\x92\x8bti ... ' ERROR When inserting data into MySQL in the project, it was found that the data was not inserted completely, and through debugging, it was found that there

PHP practiced hand: Calendar (code simple, easy to expand) Time to write a calendar program, only focus on the function and implementation of ideas, so the code and functions are relatively simple, but understanding and extension is easier. The