Type Parameters

  • T

Hierarchy

Constructors

  • Type Parameters

    • T

    Parameters

    • arrayLength: number

    Returns mongoose.Types.Array<T>

  • Type Parameters

    • T

    Parameters

    • Rest ...items: T[]
      Rest

    Returns mongoose.Types.Array<T>

Properties

[unscopables]: {
    [unscopables]?: boolean;
    length?: boolean;
    [iterator]?: any;
    at?: any;
    concat?: any;
    copyWithin?: any;
    entries?: any;
    every?: any;
    fill?: any;
    filter?: any;
    find?: any;
    findIndex?: any;
    findLast?: any;
    findLastIndex?: any;
    flat?: any;
    flatMap?: any;
    forEach?: any;
    includes?: any;
    indexOf?: any;
    join?: any;
    keys?: any;
    lastIndexOf?: any;
    map?: any;
    pop?: any;
    push?: any;
    reduce?: any;
    reduceRight?: any;
    reverse?: any;
    shift?: any;
    slice?: any;
    some?: any;
    sort?: any;
    splice?: any;
    toLocaleString?: any;
    toString?: any;
    unshift?: any;
    values?: any;
}

Is an object whose properties have the value 'true' when they will be absent when used in a 'with' statement.

Type declaration

  • Optional Readonly [unscopables]?: boolean

    Is an object whose properties have the value 'true' when they will be absent when used in a 'with' statement.

  • Optional length?: boolean

    Gets or sets the length of the array. This is a number one higher than the highest index in the array.

isMongooseArray: true
length: number

Gets or sets the length of the array. This is a number one higher than the highest index in the array.

[species]: ArrayConstructor

Methods

  • Pops the array atomically at most one time per document save().

    Returns T

  • Atomically shifts the array at most one time per document save().

    Returns T

  • Iterator

    Returns IterableIterator<T>

  • Adds values to the array if not already present.

    Parameters

    • Rest ...args: any[]
      Rest

    Returns any[]

  • Returns the item located at the specified index.

    Parameters

    • index: number

      The zero-based index of the desired code unit. A negative index will count back from the last item.

    Returns T

  • Combines two or more arrays. This method returns a new array without modifying any existing arrays.

    Parameters

    • Rest ...items: ConcatArray<T>[]

      Additional arrays and/or items to add to the end of the array.

      Rest

    Returns T[]

  • Combines two or more arrays. This method returns a new array without modifying any existing arrays.

    Parameters

    • Rest ...items: (T | ConcatArray<T>)[]

      Additional arrays and/or items to add to the end of the array.

      Rest

    Returns T[]

  • Returns the this object after copying a section of the array identified by start and end to the same array starting at position target

    Parameters

    • target: number

      If target is negative, it is treated as length+target where length is the length of the array.

    • start: number

      If start is negative, it is treated as length+start. If end is negative, it is treated as length+end.

    • Optional end: number

      If not specified, length of the this object is used as its default value.

      Optional

    Returns mongoose.Types.Array<T>

  • Returns an iterable of key, value pairs for every entry in the array

    Returns IterableIterator<[number, T]>

  • Determines whether all the members of an array satisfy the specified test.

    Type Parameters

    • S

    Parameters

    • predicate: ((value, index, array) => value is S)

      A function that accepts up to three arguments. The every method calls the predicate function for each element in the array until the predicate returns a value which is coercible to the Boolean value false, or until the end of the array.

        • (value, index, array): value is S
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns value is S

    • Optional thisArg: any

      An object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns this is S[]

  • Determines whether all the members of an array satisfy the specified test.

    Parameters

    • predicate: ((value, index, array) => unknown)

      A function that accepts up to three arguments. The every method calls the predicate function for each element in the array until the predicate returns a value which is coercible to the Boolean value false, or until the end of the array.

        • (value, index, array): unknown
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns unknown

    • Optional thisArg: any

      An object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns boolean

  • Changes all array elements from start to end index to a static value and returns the modified array

    Parameters

    • value: T

      value to fill array section with

    • Optional start: number

      index to start filling the array at. If start is negative, it is treated as length+start where length is the length of the array.

      Optional
    • Optional end: number

      index to stop filling the array at. If end is negative, it is treated as length+end.

      Optional

    Returns mongoose.Types.Array<T>

  • Returns the elements of an array that meet the condition specified in a callback function.

    Type Parameters

    • S

    Parameters

    • predicate: ((value, index, array) => value is S)

      A function that accepts up to three arguments. The filter method calls the predicate function one time for each element in the array.

        • (value, index, array): value is S
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns value is S

    • Optional thisArg: any

      An object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns S[]

  • Returns the elements of an array that meet the condition specified in a callback function.

    Parameters

    • predicate: ((value, index, array) => unknown)

      A function that accepts up to three arguments. The filter method calls the predicate function one time for each element in the array.

        • (value, index, array): unknown
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns unknown

    • Optional thisArg: any

      An object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns T[]

  • Returns the value of the first element in the array where predicate is true, and undefined otherwise.

    Type Parameters

    • S

    Parameters

    • predicate: ((value, index, obj) => value is S)

      find calls predicate once for each element of the array, in ascending order, until it finds one where predicate returns true. If such an element is found, find immediately returns that element value. Otherwise, find returns undefined.

        • (value, index, obj): value is S
        • Parameters

          • value: T
          • index: number
          • obj: T[]

          Returns value is S

    • Optional thisArg: any

      If provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.

      Optional

    Returns S

  • Parameters

    • predicate: ((value, index, obj) => unknown)
        • (value, index, obj): unknown
        • Parameters

          • value: T
          • index: number
          • obj: T[]

          Returns unknown

    • Optional thisArg: any
      Optional

    Returns T

  • Returns the index of the first element in the array where predicate is true, and -1 otherwise.

    Parameters

    • predicate: ((value, index, obj) => unknown)

      find calls predicate once for each element of the array, in ascending order, until it finds one where predicate returns true. If such an element is found, findIndex immediately returns that element index. Otherwise, findIndex returns -1.

        • (value, index, obj): unknown
        • Parameters

          • value: T
          • index: number
          • obj: T[]

          Returns unknown

    • Optional thisArg: any

      If provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.

      Optional

    Returns number

  • Returns the value of the last element in the array where predicate is true, and undefined otherwise.

    Type Parameters

    • S

    Parameters

    • predicate: ((value, index, array) => value is S)

      findLast calls predicate once for each element of the array, in descending order, until it finds one where predicate returns true. If such an element is found, findLast immediately returns that element value. Otherwise, findLast returns undefined.

        • (value, index, array): value is S
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns value is S

    • Optional thisArg: any

      If provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.

      Optional

    Returns S

  • Parameters

    • predicate: ((value, index, array) => unknown)
        • (value, index, array): unknown
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns unknown

    • Optional thisArg: any
      Optional

    Returns T

  • Returns the index of the last element in the array where predicate is true, and -1 otherwise.

    Parameters

    • predicate: ((value, index, array) => unknown)

      findLastIndex calls predicate once for each element of the array, in descending order, until it finds one where predicate returns true. If such an element is found, findLastIndex immediately returns that element index. Otherwise, findLastIndex returns -1.

        • (value, index, array): unknown
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns unknown

    • Optional thisArg: any

      If provided, it will be used as the this value for each invocation of predicate. If it is not provided, undefined is used instead.

      Optional

    Returns number

  • Returns a new array with all sub-array elements concatenated into it recursively up to the specified depth.

    Type Parameters

    • A

    • D extends number = 1

    Parameters

    • this: A
    • Optional depth: D

      The maximum recursion depth

      Optional

    Returns FlatArray<A, D>[]

  • Calls a defined callback function on each element of an array. Then, flattens the result into a new array. This is identical to a map followed by flat with depth 1.

    Type Parameters

    • U

    • This = undefined

    Parameters

    • callback: ((this, value, index, array) => U | readonly U[])

      A function that accepts up to three arguments. The flatMap method calls the callback function one time for each element in the array.

        • (this, value, index, array): U | readonly U[]
        • Parameters

          • this: This
          • value: T
          • index: number
          • array: T[]

          Returns U | readonly U[]

    • Optional thisArg: This

      An object to which the this keyword can refer in the callback function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns U[]

  • Performs the specified action for each element in an array.

    Parameters

    • callbackfn: ((value, index, array) => void)

      A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the array.

        • (value, index, array): void
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns void

    • Optional thisArg: any

      An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns void

  • Determines whether an array includes a certain element, returning true or false as appropriate.

    Parameters

    • searchElement: T

      The element to search for.

    • Optional fromIndex: number

      The position in this array at which to begin searching for searchElement.

      Optional

    Returns boolean

  • Returns the index of the first occurrence of a value in an array, or -1 if it is not present.

    Parameters

    • searchElement: T

      The value to locate in the array.

    • Optional fromIndex: number

      The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.

      Optional

    Returns number

  • Adds all the elements of an array into a string, separated by the specified separator string.

    Parameters

    • Optional separator: string

      A string used to separate one element of the array from the next in the resulting string. If omitted, the array elements are separated with a comma.

      Optional

    Returns string

  • Returns an iterable of keys in the array

    Returns IterableIterator<number>

  • Returns the index of the last occurrence of a specified value in an array, or -1 if it is not present.

    Parameters

    • searchElement: T

      The value to locate in the array.

    • Optional fromIndex: number

      The array index at which to begin searching backward. If fromIndex is omitted, the search starts at the last index in the array.

      Optional

    Returns number

  • Calls a defined callback function on each element of an array, and returns an array that contains the results.

    Type Parameters

    • U

    Parameters

    • callbackfn: ((value, index, array) => U)

      A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array.

        • (value, index, array): U
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns U

    • Optional thisArg: any

      An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns U[]

  • Pushes items to the array non-atomically.

    Parameters

    • Rest ...args: any[]
      Rest

    Returns number

  • Removes the last element from an array and returns it. If the array is empty, undefined is returned and the array is not modified.

    Returns T

  • Pulls items from the array atomically. Equality is determined by casting the provided value to an embedded document and comparing using the Document.equals() function.

    Parameters

    • Rest ...args: any[]
      Rest

    Returns mongoose.Types.Array<T>

  • Wraps Array#push with proper change tracking.

    Parameters

    • Rest ...args: any[]
      Rest

    Returns number

  • Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.

    Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => T)

      A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array.

        • (previousValue, currentValue, currentIndex, array): T
        • Parameters

          • previousValue: T
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns T

    Returns T

  • Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => T)
        • (previousValue, currentValue, currentIndex, array): T
        • Parameters

          • previousValue: T
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns T

    • initialValue: T

    Returns T

  • Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.

    Type Parameters

    • U

    Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => U)

      A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array.

        • (previousValue, currentValue, currentIndex, array): U
        • Parameters

          • previousValue: U
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns U

    • initialValue: U

      If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value.

    Returns U

  • Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.

    Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => T)

      A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array.

        • (previousValue, currentValue, currentIndex, array): T
        • Parameters

          • previousValue: T
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns T

    Returns T

  • Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => T)
        • (previousValue, currentValue, currentIndex, array): T
        • Parameters

          • previousValue: T
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns T

    • initialValue: T

    Returns T

  • Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function.

    Type Parameters

    • U

    Parameters

    • callbackfn: ((previousValue, currentValue, currentIndex, array) => U)

      A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array.

        • (previousValue, currentValue, currentIndex, array): U
        • Parameters

          • previousValue: U
          • currentValue: T
          • currentIndex: number
          • array: T[]

          Returns U

    • initialValue: U

      If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value.

    Returns U

  • Alias of pull

    Parameters

    • Rest ...args: any[]
      Rest

    Returns mongoose.Types.Array<T>

  • Reverses the elements in an array in place. This method mutates the array and returns a reference to the same array.

    Returns T[]

  • Sets the casted val at index i and marks the array modified.

    Parameters

    • index: number
    • val: T

    Returns mongoose.Types.Array<T>

  • Atomically shifts the array at most one time per document save().

    Returns T

  • Returns a copy of a section of an array. For both start and end, a negative index can be used to indicate an offset from the end of the array. For example, -2 refers to the second to last element of the array.

    Parameters

    • Optional start: number

      The beginning index of the specified portion of the array. If start is undefined, then the slice begins at index 0.

      Optional
    • Optional end: number

      The end index of the specified portion of the array. This is exclusive of the element at the index 'end'. If end is undefined, then the slice extends to the end of the array.

      Optional

    Returns T[]

  • Determines whether the specified callback function returns true for any element of an array.

    Parameters

    • predicate: ((value, index, array) => unknown)

      A function that accepts up to three arguments. The some method calls the predicate function for each element in the array until the predicate returns a value which is coercible to the Boolean value true, or until the end of the array.

        • (value, index, array): unknown
        • Parameters

          • value: T
          • index: number
          • array: T[]

          Returns unknown

    • Optional thisArg: any

      An object to which the this keyword can refer in the predicate function. If thisArg is omitted, undefined is used as the this value.

      Optional

    Returns boolean

  • Sorts an array in place. This method mutates the array and returns a reference to the same array.

    Parameters

    • Optional compareFn: ((a, b) => number)

      Function used to determine the order of the elements. It is expected to return a negative value if the first argument is less than the second argument, zero if they're equal, and a positive value otherwise. If omitted, the elements are sorted in ascending, ASCII character order.

      [11,2,22,1].sort((a, b) => a - b)
      
      Optional
        • (a, b): number
        • Parameters

          • a: T
          • b: T

          Returns number

    Returns mongoose.Types.Array<T>

  • Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements.

    Parameters

    • start: number

      The zero-based location in the array from which to start removing elements.

    • Optional deleteCount: number

      The number of elements to remove.

      Optional

    Returns T[]

    An array containing the elements that were deleted.

  • Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements.

    Parameters

    • start: number

      The zero-based location in the array from which to start removing elements.

    • deleteCount: number

      The number of elements to remove.

    • Rest ...items: T[]

      Elements to insert into the array in place of the deleted elements.

      Rest

    Returns T[]

    An array containing the elements that were deleted.

  • Returns a string representation of an array. The elements are converted to string using their toLocaleString methods.

    Returns string

  • Returns a native js Array.

    Parameters

    Returns any

  • Type Parameters

    • T

    Parameters

    Returns T

  • Returns a string representation of an array.

    Returns string

  • Wraps Array#unshift with proper change tracking.

    Parameters

    • Rest ...args: any[]
      Rest

    Returns number

  • Returns an iterable of values in the array

    Returns IterableIterator<T>

  • Creates an array from an array-like object.

    Type Parameters

    • T

    Parameters

    • arrayLike: ArrayLike<T>

      An array-like object to convert to an array.

    Returns T[]

  • Creates an array from an iterable object.

    Type Parameters

    • T

    • U

    Parameters

    • arrayLike: ArrayLike<T>

      An array-like object to convert to an array.

    • mapfn: ((v, k) => U)

      A mapping function to call on every element of the array.

        • (v, k): U
        • Parameters

          • v: T
          • k: number

          Returns U

    • Optional thisArg: any

      Value of 'this' used to invoke the mapfn.

      Optional

    Returns U[]

  • Creates an array from an iterable object.

    Type Parameters

    • T

    Parameters

    • iterable: Iterable<T> | ArrayLike<T>

      An iterable object to convert to an array.

    Returns T[]

  • Creates an array from an iterable object.

    Type Parameters

    • T

    • U

    Parameters

    • iterable: Iterable<T> | ArrayLike<T>

      An iterable object to convert to an array.

    • mapfn: ((v, k) => U)

      A mapping function to call on every element of the array.

        • (v, k): U
        • Parameters

          • v: T
          • k: number

          Returns U

    • Optional thisArg: any

      Value of 'this' used to invoke the mapfn.

      Optional

    Returns U[]

  • Parameters

    • arg: any

    Returns arg is any[]

  • Returns a new array from a set of elements.

    Type Parameters

    • T

    Parameters

    • Rest ...items: T[]

      A set of elements to include in the new array object.

      Rest

    Returns T[]

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