/// Removes all layout declarations from the table. Does not remove row or column defaults.
Removes all layout declarations from the table. Does not remove row or column defaults.
Removes all layout declarations from the table . Does not remove row or column defaults .
pub fn clear(&mut self) {
        self.row = 0;
        self.column = 0;
        self.opcodes.clear()
    }
pub fn clear ( & mut self ) { self . row = 0 ; self . column = 0 ; self . opcodes . clear ( ) }
Removes all layout declarations from the table.
Removes all layout declarations from the table .
&mut self