Class GradeScale
CREATED_AT
The name of the "created at" column.
UPDATED_AT
The name of the "updated at" column.
$dates : array
Soft delete field
$table : string
The database table used by the model.
$primaryKey : string
Override primary key name
$fillable : array
The attributes that are mass assignable.
marks() : mixed
Get all marks that belongs to this