There are currently three versions of the official support: PHP 7.1, 7.2, and 7.3. PHP 7.1 was released on December 1, 2016 and will end in December this year. Users are advised to migrate to the updated 7.2 and 7.3 versions.
according toW3Techs Latest Statistics, its researchwebsiteThe proportion of PHP used in the sample is as high as 78.9%, and the proportion of PHP 5 used in these sites is as high as 74.1%, which is much higher than the PHP 7 series. This also means that there are a large number of websites that are actually a security risk.