| id: queries | |
| title: Queries | |
| ref: docs/framework/react/guides/queries.md | |
| [//]: # 'Example' | |
| ```ts | |
| import { useQuery } from '@tanstack/vue-query' | |
| const result = useQuery({ queryKey: ['todos'], queryFn: fetchTodoList }) | |
| ``` | |
| [//]: # 'Example' | |
| [//]: # 'Example3' | |
| ```vue | |
| <script setup> | |
| import { useQuery } from '@tanstack/vue-query' | |
| const { isPending, isError, data, error } = useQuery({ | |
| queryKey: ['todos'], | |
| queryFn: fetchTodoList, | |
| }) | |
| </script> | |
| <template> | |
| <span v-if="isPending">Loading...</span> | |
| <span v-else-if="isError">Error: {{ error.message }}</span> | |
| <!-- We can assume by this point that `isSuccess === true` --> | |
| <ul v-else-if="data"> | |
| <li v-for="todo in data" :key="todo.id">{{ todo.title }}</li> | |
| </ul> | |
| </template> | |
| ``` | |
| [//]: # 'Example3' | |
| [//]: # 'Example4' | |
| ```vue | |
| <script setup> | |
| import { useQuery } from '@tanstack/vue-query' | |
| const { status, data, error } = useQuery({ | |
| queryKey: ['todos'], | |
| queryFn: fetchTodoList, | |
| }) | |
| </script> | |
| <template> | |
| <span v-if="status === 'pending'">Loading...</span> | |
| <span v-else-if="status === 'error'">Error: {{ error.message }}</span> | |
| <!-- also status === 'success', but "else" logic works, too --> | |
| <ul v-else-if="data"> | |
| <li v-for="todo in data" :key="todo.id">{{ todo.title }}</li> | |
| </ul> | |
| </template> | |
| ``` | |
| [//]: # 'Example4' | |
| [//]: # 'Materials' | |
| [//]: # 'Materials' | |