[ Daim-ntawv-qhia ] muab: [ Lub-Hom-Phiaj ] rau: [ Lub-Hom-Phiaj ]

var x := Daim-ntawv-qhia tshiab.
x muab: ['aaa'] rau: ['bbb'].
Stdout sau-ntawv: x, tsum.
(Daim-ntawv-qhia tshiab) muab:['aaa'] rau:['bbb']