How to install php7 on ubuntu

How to install php7 on ubuntu: First execute the [add-apt-repository ppa:ondrej/php] command to change the php source; then execute the [apt-get -y install php7.2] command to install php.

Official source on Ubuntu

For example, the default source of Ubuntu14.04 is PHP5.6.x, the default source of Ubuntu16.04 The one is PHP7.0.x

(Video tutorial recommendation:linux video tutorial)

Installation through third-party sources

ppa:ondrej/ php is a relatively well-known PHP source (currently maintaining php5.6, php7.0, php7.1, php7.2, php7.3). Next, use this source to install the PHP version you want.

Use ppa to add the source

sudo apt-get install python-software-properties sudo add-apt-repository ppa:ondrej/php sudo apt-get update

View the PHP7.2 version in the source

sudo apt list | grep php

As expected, the PHP version you want is already included in the list

Install PHP7.2

sudo apt-get -y install php7.2

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