PHP Tutorials

The fgets () function reads a row from the file pointer. Grammar Fgets (File,length) Parameters Description File Necessary. Specifies the file to be read. Length Optional. Specifies the number of

This article mainly introduces how to create a desktop shortcut for PHP First case: PHP generates a Web page desktop shortcut Will introduce the use of PHP to generate Web page desktop shortcut code, and add icons and solve the different browser

For weakly typed languages, PHP function overloading is not as normal as OOP. Because a function overload must meet two conditions: 1, the number of function parameters is different. 2. The type of the parameter is different. These two points, PHP

What is static statically variable? (Below is the understanding in C language) The static variable type descriptor is static. Static variables are static storage, where the storage space is a static data area in memory (a storage unit is allocated

This article mainly introduces the PHP check date function checkdate Usage, example analysis of PHP checkdate function of the use of skills, very practical value, the need for friends can refer to the next This example describes the PHP check date

This article mainly introduces the PHP image to add the watermark function, combined with 2 simple examples to analyze the PHP implementation of the image watermark operation procedures and related skills, the need for friends can refer to the next

This article mainly introduces PHP to determine how many months between the two date method, involving the PHP operation date of the relevant skills, the need for friends can refer to the following This example describes how PHP determines how

The opendir () function opens a directory handle. the Readdir () function returns the file name of the next file in the directory. The Closedir () function closes the directory handle. This article mainly introduces PHP opendir () lists all the

The Opendir () function opens a directory handle. Success returns the directory handle resource. The failure returns FALSE. If the path is not a legal directory, or if the directory cannot be opened due to a license restriction or file system error,

This article mainly introduces the usage of strtotime function in PHP, analyzes the parameter meaning and corresponding usage of strtotime function in detail, and applies to the situation of time format transformation, the friend who needs can refer

This article is the use of PHP implementation of the Var_export method is described in detail, the need for a friend reference The code is as follows: null, ' B ' =>array (' 1 ' =>3)); Var_export ($arr); Var_export ($arr 1); function

The PHP chroot () function changes the root directory of the current process to directory and changes the current working directory to "/". PS: This function requires root privileges and is only available on GNU and BSD systems only when using the

The Error_log () function sends an error message to the server error record, file, or remote destination. It's syntax Error_log (message,type,destination,headers); parameter description message td> required.

This article introduces you to PHP three ways to get the number of file lines, the first method is to use the feof and Fgets functions, the second method is to use the Stream_get_line function, the third method is to use the Count function, the

Solve multiple calls while writing a file, we will use flock to solve some problems, so that only one user can write files at the same time, while other users waiting queue, let me introduce flock to solve the problem of multi-user read and write

This article mainly introduces the method that PHP obtains the random array list, involves the random number's application to the array's traversal, very has the practical value, the need friend can refer to the next In this paper, the example of

PHP Security filter function code to prevent user malicious input content. The code is as follows: Safe filter input [JB] function Check_str ($string, $isurl = False) {$string = Preg_replace ('/[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f]/ ', ', $string);

In the language of learning PHP you will find that the method in PHP can not be overloaded, so-called method overloading is to define the same method name, through the "number of parameters" different or "parameter type" different, to access our

A few days ago found a problem date ("Y-m-d g:i T", Time ()) and the local time 8 hours old difference, but my system is clearly the Chinese standard (gmt+8), finally found the problem. Originally from php5.1.0, PHP.ini added date.timezone this

This article mainly introduces the PHP sleep () function, Usleep () function, the need for friends can refer to the following PHP Sleep () function Definition and usage The sleep () function delays code execution for several seconds.Grammar Sleep