Manual:Defines.php/en

Flags
In some cases, bitfields are used for flags. Examples are as follows:

These involve the use of bitwise operators. E.g. if you want to set the EDIT_MINOR flag in $flags to true:

If you want to set both the EDIT_MINOR and EDIT_NEW flags in $flags to true, and all the other flags in $flags to false:

If you want to set the EDIT_MINOR flag in $flags to false:

If you want $isminor to only be true if the EDIT_MINOR flag is set to true in $flags: