Если у вас есть массив

Vue-FAQ

Если у вас есть массив, в каждом элементе которого есть computed, то лучше создать один на весь массив, чем много для каждого элемента

// Bad
const rows = productRows.map(row => ({
  ...row,
  total: computed(() => row.price * row.qty),
}));

// Good
const computedRows = computed(() => 
  productRows.map(row => ({
    ...row,
    total: row.price * row.qty,
  }))
);

#tip #performance #reactivity

www.tg-me.com/us/Vue FAQ/com.vuefaq/1165

744 viewsMar 27 at 08:10

tg-me.com/vuefaq/1165

Create: 2025-03-27
Last Update: 2025-05-20 08:02:04

// Bad
const rows = productRows.map(row => ({
  ...row,
  total: computed(() => row.price * row.qty),
}));

// Good
const computedRows = computed(() => 
  productRows.map(row => ({
    ...row,
    total: row.price * row.qty,
  }))
);

#tip #performance #reactivity

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