Removed Extensions and SAPIs
Migrating from PHP 5.5.x to PHP 5.6.x
Migrating from PHP 5.6.x to PHP 7.0.x
PHP Manual
Other Changes
Changes to Division By Zero
...
Removed Extensions and SAPIs
Migrating from PHP 5.5.x to PHP 5.6.x
Migrating from PHP 5.6.x to PHP 7.0.x
PHP Manual