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Introduce some features of PHP7

I hope the following content will help you.

Sep 11, 2020 pm 05:36 PM

PHP7

How to install gd extension in PHP7

How to install the gd extension in php7: first install the gd extension through the "apt-get install php7.4-gd" command; then configure gd to the php configuration file "php.ini"; finally restart php and check whether it is installed in phpinfo Just succeed.

Sep 04, 2020 am 10:18 AM

PHP7.4 GD

About the performance comparison between PHP5 and PHP7

The interpreter of PHP is Zend Engine. Enter the Zend directory of the source code package. This is the core part of PHP and is mainly responsible for PHP syntax implementation, memory management and script compilation and running environment.

Aug 31, 2020 pm 01:32 PM

php

Detailed explanation of PHP7 garbage collection mechanism (with complete flow chart of GC processing)

What is PHP's automatic garbage collection mechanism? Let’s think about this problem first. We all know that php is implemented in C language. Think about how to use C language to implement statistics and release of a variable. How does C language implement a variable? From the time it is declared to the end when no one uses it, the memory occupied by the variable will be released (garbage collection).

Aug 25, 2020 pm 05:49 PM

php laji

Detailed explanation of the installation and configuration of PHP7 under win7

How to install and configure PHP7: first download "php-7.2.21-Win32-VC15-x64.zip"; then extract it to the "D:\wamp\php7.2" directory; then modify the "php.ini" file; and finally open it Just extend curl and configure apache.

Aug 24, 2020 am 10:20 AM

php7.2

How to solve problems such as 500 errors when upgrading php7

Solution to php7 500 error: First check the Nginx error log; then use the command "aptitude install php-mbstring php-xml" to install the extension.

Aug 21, 2020 am 10:38 AM

php7 500错误

php7.0.5 installation tutorial

Installation method of php7.0.5: First download "php-7.0.5.tar.gz"; then update the expansion package through the command "yum install epel-release"; then execute the compilation command; finally modify the configuration file.

Aug 19, 2020 am 10:46 AM

centos php 7.0.5

How to install php7 on centos yum

How to install php7 on centos yum: first install the corresponding yum source of PHP7; then install PHP7 through the command "yum install php70w"; finally, test whether the installation is successful through the "php -v" command.

Aug 19, 2020 am 09:55 AM

centos yum php7

How to modify the port number in php7 under linux

How to set the port number in PHP: first find the path to the PHP configuration file; then modify the port number through the command "vim /usr/local/php7/etc/php-fpm.d/www.conf listen = 0.0.0.0:9000". Can.

Aug 19, 2020 am 09:02 AM

php 端口号

How to install mongodb extension in php7

How to install the mongodb extension in php7: first download the mongodb extension file; then decompress, compile and install; then modify the php configuration file and add the "mongodb.so" extension configuration; finally restart the php-fpm service.

Aug 17, 2020 am 09:25 AM

php7 mongodb

How to compile and install pdo_mysql in php7

How to compile and install pdo_mysql in PHP: first download the "pdo_mysql" expansion package from "pecl.php.net"; then execute "/usr/local/bin/phpize"; then modify "php.ini"; finally restart php-fpm That’s it.

Aug 17, 2020 am 09:12 AM

pdo_mysql

How to install mysqli in php7 and encounter pitfalls

How to install mysqli in php7: first find mysqli in the "php7.2 ext" directory; then enter "/usr/local/php7.2/bin/phpize"; then execute "mysql_config" in the mysqli folder; finally install That’s it.

Aug 15, 2020 am 10:38 AM

mysqli php7

Error and exception handling in php7

Errors are inevitable when writing programs. How to find, locate and correct errors is a science. Today I will talk to you about errors and exceptions after php7. Classification of errors Generally, errors are divided into syntax errors, runtime errors, and logic errors.

Aug 12, 2020 am 10:41 AM

php7

Detailed explanation of php7 mysql extension installation method

php mysql installation method: first download the mysql extension; then unzip and initialize it using the phpize tool; then configure and execute "make && make install"; finally add the content as "extension=pdo_mysql.so".

Aug 06, 2020 am 10:09 AM

php7 mysql