protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
    {
        if ((in_array($column->type, $this->serials) || ($column->generatedAs !== null)) && $column->autoIncrement) {
            return ' primary key';
        }
    }
protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
    {
        if ((in_array($column->type, $this->serials) || ($column->generatedAs !== null)) && $column->autoIncrement) {
            return ' primary key';
        }
    }
protected function modifyIncrement ( Blueprint $ blueprint , Fluent $ column ) { if ( ( in_array ( $ column -> type , $ this -> serials ) || ( $ column -> generatedAs !== null ) ) && $ column -> autoIncrement ) { return ' primary key' ; } }
Get the SQL for an auto-increment column modifier.

@param  \Illuminate\Database\Schema\Blueprint  $blueprint
@param  \Illuminate\Support\Fluent  $column
@return string|null
Get the SQL for an auto - increment column modifier .