Article Introduction：In PHP namespaces, you need to know the terminology of the three names of the space: unqualified names, qualified names, fully qualified names, and how PHP parses them. The official documents are very good, so I just used them directly. Understanding them is very helpful for learning the following content.

2017-05-18 comment 0  3673

Article Introduction：In PHP, an array is a commonly used data structure that stores a set of related data in a variable. Sometimes, we need to change the name of an array to express the meaning of the variable more clearly. In this article, I will explain how to change array names in PHP. 1. Change the array name through the assignment statement. The assignment statement in PHP can be used to change the array name. For example, we have an array called $my_array: ```php$my_array = array('apple', 'banana',

2023-04-19 comment 0  686

Article Introduction：How to hide names in PHP: 1. Create a PHP sample file; 2. Implement name hiding through the "mb_substr" and "str_repeat" functions, code such as "<?php $user_name = "name";echo mb_substr($user_name,0 ,1,'utf-8').str_repeat("*",(strlen($user_name)/2-1));?>".

2022-10-20 comment 0  2202

Article Introduction：This article describes how php-PHP can only download images named in English, but cannot download images named in Chinese. Please refer to the following if necessary.

2016-12-05 comment 0  1708

Article Introduction：In PHP, you can get the name of an array in the following ways. 1. Use the variable name as the array name. When using the variable name as the array name, you can directly use the name of the variable to get the name of the array. For example: ```$array = array('apple', 'banana', 'orange');$name = 'array';echo $name; // Output: array```2. Use the get_defined_vars() function to obtain Place

2023-04-18 comment 0  692

Article Introduction：Saving Files with Desired NameWhen uploading and saving files with PHP, you may encounter a scenario where you wish to assign a specific name to...

2024-11-07 comment 0  528

Article Introduction：Accessing Properties with Invalid Names in PHPAccessing properties with unconventional or invalid names can pose a challenge in PHP. One such...

2024-11-26 comment 0  832

Article Introduction：PHP is a server-side scripting language that is widely used in website development. Its flexibility and ease of use make it popular among many developers. However, sometimes you will encounter some problems when using PHP for development, such as the inability to display Chinese names. This article will explore the reasons why PHP cannot display Chinese names and provide specific code examples. First, let us understand why PHP cannot display Chinese names. In PHP, strings are processed according to ASCII encoding by default, but ASCII encoding cannot

2024-03-20 comment 0  782

Article Introduction：How to receive the name and student number in PHP: First, write two input tags in the form, specify the name as "code" and "name", which are used to input the name and student number; then use $_GET["code in PHP " and $_GET["name"] can be obtained.

2019-10-30 comment 0  4450

Article Introduction：How to modify the downloaded file name in PHP: first create a PHP sample file; then download the local file; then modify the downloaded file name through "is_readable" and other function methods.

2020-08-19 comment 0  3929

Article Introduction：This article mainly introduces PHP's method of randomly generating names based on custom classes, and analyzes related implementation techniques of PHP's random number operations based on arrays and strings to generate names in the form of examples. Friends in need can refer to it.

2020-06-09 comment 0  3254

Article Introduction：The file under Linux is saved with a Chinese name. How to read a save into a new single byte name. When php has the same name, an error occurs. The file does not exist. The Linux system is utf8 encoded. Is php unable to recognize the file with a Chinese name (the character set is a file system with utf8).

2016-09-21 comment 0  1450

Article Introduction：How to Dynamically Access PHP Object Properties by NameWhen dealing with PHP objects, the need arises to dynamically access object properties by name, particularly when managing a vast number of fields. The following code snippet demonstrates how to

2024-10-19 comment 0  630

Article Introduction：This article mainly introduces the PHP download file containing Chinese names, which has a certain reference value. Now I share it with you. Friends in need can refer to it.

2018-04-27 comment 0  2177

Article Introduction：In PHP, array names can contain variables. This means you can use dynamic variable names to reference an array. This approach is particularly useful when you need to switch between different arrays, allowing flexibility by changing variable names. In PHP, you can use the scripting language `$` symbol to define variables. Likewise, you can define a dynamic variable name by using the `$` symbol in the array name. For example, the following code shows how to dynamically define an array name: ```$fruit = "apple";

2023-04-12 comment 0  572

Article Introduction：Analysis and solution to the problem of garbled Chinese names in PHP. During the development of PHP, we often encounter the problem of garbled Chinese names. This is caused by the inconsistency between Chinese character encoding and transmission. This article will analyze the causes of the problem of garbled Chinese names and provide some solutions, with specific code examples for reference. Problem analysis: Inconsistent character encoding: In PHP, the encoding of the string needs to be consistent with the encoding of the page, the encoding of the database, etc., otherwise garbled characters will occur. The browser encoding is inconsistent with the page encoding: If the encoding declared by the web page

2024-03-20 comment 0  955

Article Introduction：This article mainly introduces PHP's method of randomly generating names based on custom classes, and analyzes related implementation techniques of PHP's random number operations based on arrays and strings to generate names in the form of examples. Friends in need can refer to the following

2017-08-15 comment 0  5861

Article Introduction：In the process of developing using PHP, we often need to deal with databases. Sometimes, we need to modify the name of the database to better manage and organize the data. This article will introduce how to use PHP to modify the name of the database. 1. Connect to the database. To use PHP to operate the database, you first need to connect to the database. Usually, we use mysqli extension to connect to MySQL database. The specific code is as follows: ```php$servername = "localhost"; //Database host name $u

2023-04-03 comment 0  1149

Article Introduction：How to solve PHPDeprecated:Methodswiththesamenameastheirclasswillnotbeconstructors Recently when using PHP to develop projects, I often encounter a warning message: Deprecated:Methodswiththesamenameastheirclasswillnotbecon

2023-08-17 comment 0  2170

Article Introduction：Deprecated: Methods with the Same Name as Their Class in PHPA common error encountered in PHP development is the "Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP." This error indicat

2024-10-18 comment 0  743