How to deploy php in linux

How to deploy PHP on Linux: First open the terminal and execute the command "yum install php php-devel"; then install common PHP extensions; finally restart apache with the command "apachectl restart" to make PHP take effect.

Deploy php in Linux (CentOS7) system:

First open the terminal.

yum install php php-devel Enter to confirm the installation, wait about 20 seconds and the installation is successful.

Recommended: "PHP Tutorial"

Install common PHP extensions (optional, according to your actual needs)

yum install php-mysql php-gd php-imap php-ldap php-odbc php-pear php-xml php-xmlrpc

Restart apache to make php take effect

apachectl restart

Test the php environment

In the /var/www/html directory Create a new info.php

vi /var/www/html/info.php

file content in (Apache’s default root directory)

<?php phpinfo(); ?>

Visit http://localhost/info.php

Additional: mysql test (not installed but needs to be installed)

Create a new mysql.php in the /var/www/html directory (apache default root directory)

vi /var/www/htmml/mysql.php

File content

<?php
$con = mysql_connect("localhost","root","root");
if (!$con)  {  
die(&#39;Could not connect: &#39; . mysql_error());  } 
mysql_select_db("mysql", $con); 
$result = mysql_query("SELECT * FROM user"); while($row = mysql_fetch_array($result))  {  
echo $row[&#39;User&#39;] . " " . $row[&#39;Host&#39;];  
echo "<br />";  } 
mysql_close($con);
?>

Visit http://localhost/mysql.php to view database information.

Notes

The php installation package can be downloaded directly using the terminal, no need to download it in advance

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