Enhance the php version 5.4 to 7.0

The default version of PHP available on Server running CentOS 7 is version 5.4. You will need to perform the upgrade by hand, since PHP 7 is not available in the standard CentOS 7 yum repository, because it is not considered stable. This is a significant upgrade, with potential for causing serious conflicts with any web software you may be running. We strongly recommend that you create a snapshot of your server before you proceed. This will allow you to roll back any changes if you encounter a problem with…

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