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useArrayFindIndex

反应式 Array.findIndex

¥Reactive Array.findIndex

用法

¥Usage

与多个引用数组一起使用

¥Use with array of multiple refs

ts
import { 
useArrayFindIndex
} from '@vueuse/core'
const
item1
=
ref
(0)
const
item2
=
ref
(2)
const
item3
=
ref
(4)
const
item4
=
ref
(6)
const
item5
=
ref
(8)
const
list
= [
item1
,
item2
,
item3
,
item4
,
item5
]
const
result
=
useArrayFindIndex
(
list
,
i
=>
i
% 2 === 0)
// result.value: 0
item1
.
value
= 1
// result.value: 1

与反应式数组一起使用

¥Use with reactive array

ts
import { 
useArrayFindIndex
} from '@vueuse/core'
const
list
=
ref
([0, 2, 4, 6, 8])
const
result
=
useArrayFindIndex
(
list
,
i
=>
i
% 2 === 0)
// result.value: 0
list
.
value
.
unshift
(-1)
// result.value: 1