LEFT LEFT = 'left' Kept for compatibility with 1st edition of ECMA-376 standard. Microsoft Word 2007 and WPS Writer 2016 still rely on it.
RIGHT RIGHT = 'right' Kept for compatibility with 1st edition of ECMA-376 standard. Microsoft Word 2007 and WPS Writer 2016 still rely on it.
JUSTIFY JUSTIFY = 'justify' Kept for compatibility with 1st edition of ECMA-376 standard. Microsoft Word 2007 and WPS Writer 2016 still rely on it.
isValid() isValid(string $value) : boolean Returns true the value is valid for this enum Parameters string $value Returns boolean — true if value is valid
validate() validate(string $value) Validates that the value passed is a valid value Parameters string $value Throws \InvalidArgumentException if the value passed is not valid for this enum
