Interface Array<T>

Type parameters

T

Hierarchy

Array

Index

Methods

Methods

any

any(predicate: (c: T) => boolean): boolean

- Defined in src/Extension.ts:12
是否存在满足表达式的数组元素

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns boolean

contains

contains(value: T): boolean

- Defined in src/Extension.ts:48
是否有获取满足表达式的数组元素

Parameters
- value: T
  
  值
Returns boolean

count

count(predicate: (c: T) => boolean): number

- Defined in src/Extension.ts:36
获取满足表达式的数组元素的计数

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns number

find

find(predicate: (c: T) => boolean): T

- Defined in src/Extension.ts:24
获取满足表达式的第一个数组元素

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns T

findAll

findAll(predicate: (c: T) => boolean): Array<T>

- Defined in src/Extension.ts:42
获取满足表达式的数组元素的数组

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns Array<T>

findIndex

findIndex(predicate: (c: T) => boolean): number

- Defined in src/Extension.ts:6
获取满足表达式的数组元素索引

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns number

firstOrDefault

firstOrDefault(predicate: (c: T) => boolean): T

- Defined in src/Extension.ts:18
获取满足表达式的第一个或默认数组元素

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns T

groupBy

groupBy(keySelector: Function): Array<T>

- Defined in src/Extension.ts:99
分组

Parameters
- keySelector: Function
  
  key选择器
Returns Array<T>

orderBy

orderBy(keySelector: Function, comparer: Function): Array<T>

- Defined in src/Extension.ts:86
排序（升序）

Parameters
- keySelector: Function
  
  key选择器
- comparer: Function
  
  比较器
Returns Array<T>

orderByDescending

orderByDescending(keySelector: Function, comparer: Function): Array<T>

- Defined in src/Extension.ts:93
排序（降序）

Parameters
- keySelector: Function
  
  key选择器
- comparer: Function
  
  比较器
Returns Array<T>

remove

remove(element: T): boolean

- Defined in src/Extension.ts:60
移除数组元素

Parameters
- element: T
  
  数组元素
Returns boolean

removeAll

removeAll(predicate: (c: T) => boolean): void

- Defined in src/Extension.ts:54
移除满足表达式的数组元素

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns void

removeAt

removeAt(index: number): void

- Defined in src/Extension.ts:66
移除特定索引数组元素

Parameters
- index: number
  
  索引
Returns void

removeRange

removeRange(index: number, count: number): void

- Defined in src/Extension.ts:73
移除范围数组元素

Parameters
- index: number
  
  开始索引
- count: number
  
  删除的个数
Returns void

select

select(selector: Function): Array<T>

- Defined in src/Extension.ts:79
获取通过选择器转换的数组

Parameters
- selector: Function
  
  选择器
Returns Array<T>

sum

sum(selector: Function): number

- Defined in src/Extension.ts:105
求和

Parameters
- selector: Function
  
  选择器
Returns number

where

where(predicate: (c: T) => boolean): Array<T>

- Defined in src/Extension.ts:30
筛选满足表达式的数组元素

Parameters
- predicate: (c: T) => boolean
  
  表达式
  - - (c: T): boolean
    - Parameters
      - c: T
      Returns boolean
Returns Array<T>

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