//Determine whether the directory is empty, true is empty, false is not empty function is_empty_dir($fp) { $H = @ opendir($fp); $i=0; while($_file=readdir($H )){ $i++; } closedir($H); if($i>2){ return false; }else{ return true; }}1. Determine whether the directory is empty Introduction: // Determine whether the directory is empty, true is empty, false is not empty function is_empty_dir($fp) { $H = @ opendir(
1.Recommended 10 articles about the php closedir() function
Introduction: Determine whether the directory is empty, true means empty, false means not empty function is_empty_dir($fp) ;{ $H = @ opendir($fp); $i=0; while($_file=readdir($H)){ $i++; } ; close...
2.Summary html nested instance usage
##Introduction: This article will give you an in-depth understanding of the rules for HTML element nesting. The following editor will describe it for you. 1. HTML tags include block-level elements (block), inline Element (inline) 1. Block-level elements are generally used to build website architecture, layout, and carry content... It includes the following tags: address, blockquote, center, dir, div, dl, dt, dd, fieldset, form, h1~ h6, hr, isindex, menu, no...
3.10 recommended articles about the php chroot() function
Introduction: This article focuses on configuration records, and the benefits of chroot (jail) will not be described in detail. This article is divided into three parts: configuring basic chroot jail, nginx. Configure chroot jail, and configure chrootjail for tomcat. 1. Configure a basic chroot jail1.1. Create a directory as the root directory of the chroot jail. # mkdir /home/chroot/jail1.2. Use the ldd command to find out the command you want to run in the chroot jail...
4.About php chdir Recommended 10 articles on () function
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WeChat mini program routing jump example usage summary
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Introduction: What is the definition and usage of php chdir() function? In PHP, the chdir() function changes the current directory. What does it mean? It means to get the current directory and change it to another directory. Originally, your current directory is the WWW/index directory. After using the chdir() function, return The current directory, you will find that the current directory is no longer the WWW/index directory. This article introduces the php chdir() function in detail. I hope it will be helpful to everyone. php chdi...
##7.Summary of the detailed introduction of custom instructions
Introduction: Directive is a great feature. We can implement our own functional methods. The following will introduce you to the knowledge about Angularjs custom instructions Directive through example code. Interested friends can learn together today to learn angularjs custom instructions Directive. Directive is a great feature. We can implement our own functional methods. The following example demonstrates whether the account entered by the user in the text box is the administrator's account "Admin". Put a...
8 on the web page.Detailed introduction to the PATH module
Introduction: This article mainly introduces the path PATH module of nodeJS in detail. The editor thinks it is quite good. Now I will share it with you and give it as a reference. Let’s follow the editor and take a look. The path module contains a series of tools for processing and converting file paths. This module can be accessed through require('path'). This article will introduce in detail the path composition of the path module [path.dirname(p)] Returns the directory where path p is located var path = ...
9.php Change Detailed explanation of the definition and usage examples of the current directory function chdir()
Introduction: In PHP, chdir( ) function is to change the current directory. What does it mean? It means to get the current directory and change it to another directory. Originally, your current directory is the WWW/index directory. After using the chdir() function and then returning to the current directory, you will It is found that the current directory is no longer the directory of WWW/index. This article introduces the php chdir() function in detail, I hope it will be helpful to everyone.
10.php dirname() function returns file directory usage summary
Introduction: The php dirname() function returns the directory part of the file path. It gives a string containing the full path to a file and returns the directory name minus the filename. The usage is very simple. This article collects several articles about the usage of php dirname() function. I hope it will be helpful to everyone's understanding of php dirname() function.
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