ExtraDataRecord

Defined in: src/zip/zip.ts:171

Archive extra data record

See

http://pkware.com/documents/casestudies/APPNOTE.TXT#:~:text=4.3.11

Extends

• Uint8Array<ArrayBuffer, this>

Type Parameters

TBuffer

TBuffer extends ArrayBufferLike = ArrayBuffer

Indexable

[index: number]: number

Constructors

Constructor

new ExtraDataRecord<TBuffer>(buffer, byteOffset?, byteLength?): ExtraDataRecord

Defined in: node_modules/memium/dist/decorators.d.ts:62

Parameters

buffer

TBuffer

byteOffset?

number

byteLength?

number

Returns

ExtraDataRecord

Inherited from

$from.typed(Uint8Array)<TBuffer>.constructor

Properties

[toStringTag]

readonly [toStringTag]: "Uint8Array"

Defined in: ../../node_modules/typescript/lib/lib.es2015.symbol.wellknown.d.ts:282

Inherited from

$from.typed(Uint8Array).[toStringTag]

---

buffer

readonly buffer: ArrayBuffer

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2172

The ArrayBuffer instance referenced by the array.

Inherited from

$from.typed(Uint8Array).buffer

---

byteLength

readonly byteLength: number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2177

The length in bytes of the array.

Inherited from

$from.typed(Uint8Array).byteLength

---

byteOffset

readonly byteOffset: number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2182

The offset in bytes of the array.

Inherited from

$from.typed(Uint8Array).byteOffset

---

BYTES_PER_ELEMENT

readonly BYTES_PER_ELEMENT: number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2167

The size in bytes of each element in the array.

Inherited from

$from.typed(Uint8Array).BYTES_PER_ELEMENT

---

alignment

readonly static alignment: number

Defined in: node_modules/memium/dist/structs.shared.d.ts:11

Inherited from

PosixHeader.alignment

---

array?

readonly static optional array?: TypeArrayConstructor<ArrayBufferView<ArrayBufferLike>>

Defined in: node_modules/memium/dist/types.d.ts:14

Inherited from

$from.typed(Uint8Array).array

---

BYTES_PER_ELEMENT?

readonly static optional BYTES_PER_ELEMENT?: number

Defined in: node_modules/memium/dist/decorators.d.ts:65

Inherited from

$from.typed(Uint8Array).BYTES_PER_ELEMENT

---

isDynamic?

readonly static optional isDynamic?: boolean

Defined in: node_modules/memium/dist/structs.shared.d.ts:13

Inherited from

PosixHeader.isDynamic

---

isUnion

readonly static isUnion: boolean

Defined in: node_modules/memium/dist/structs.shared.d.ts:12

Inherited from

PosixHeader.isUnion

---

name

static name: string = 'ExtraDataRecord'

Defined in: src/zip/zip.ts:172

Returns the name of the function. Function names are read-only and can not be changed.

Overrides

PosixHeader.name

---

size

readonly static size: number

Defined in: node_modules/memium/dist/types.d.ts:13

Inherited from

PosixHeader.size

Accessors

extraField

Defined in: src/zip/zip.ts:191

This should be used for storage expansion.

See

http://pkware.com/documents/casestudies/APPNOTE.TXT#:~:text=4.4.28

---

length

Defined in: src/zip/zip.ts:185

The length of the array.

Overrides

$from.typed(Uint8Array).length

---

signature

Defined in: src/zip/zip.ts:177

Methods

[iterator]()

[iterator](): ArrayIterator<number>

Defined in: ../../node_modules/typescript/lib/lib.es2015.iterable.d.ts:311

Returns

ArrayIterator<number>

Inherited from

$from.typed(Uint8Array).[iterator]

---

at()

at(index): number | undefined

Defined in: ../../node_modules/typescript/lib/lib.es2022.array.d.ts:46

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

number | undefined

Inherited from

$from.typed(Uint8Array).at

---

check()

check(): void

Defined in: src/zip/zip.ts:179

Returns

void

---

copyWithin()

copyWithin(target, start, end?): this

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2193

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.

end?

number

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

Returns

this

Inherited from

$from.typed(Uint8Array).copyWithin

---

entries()

entries(): ArrayIterator<[number, number]>

Defined in: ../../node_modules/typescript/lib/lib.es2015.iterable.d.ts:316

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

Returns

ArrayIterator<[number, number]>

Inherited from

$from.typed(Uint8Array).entries

---

every()

every(predicate, thisArg?): boolean

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2203

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.

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.

Returns

boolean

Inherited from

$from.typed(Uint8Array).every

---

fill()

fill(value, start?, end?): this

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2213

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

Parameters

value

number

value to fill array section with

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.

end?

number

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

Returns

this

Inherited from

$from.typed(Uint8Array).fill

---

filter()

filter(predicate, thisArg?): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2222

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

Parameters

predicate

(value, index, array) => any

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

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.

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).filter

---

find()

find(predicate, thisArg?): number | undefined

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2233

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

Parameters

predicate

(value, index, obj) => boolean

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.

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.

Returns

number | undefined

Inherited from

$from.typed(Uint8Array).find

---

findIndex()

findIndex(predicate, thisArg?): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2244

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

Parameters

predicate

(value, index, obj) => boolean

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.

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.

Returns

number

Inherited from

$from.typed(Uint8Array).findIndex

---

findLast()

Call Signature

findLast<S>(predicate, thisArg?): S | undefined

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:238

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

Type Parameters

S

S extends number

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.

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.

Returns

S | undefined

Inherited from

$from.typed(Uint8Array).findLast

Call Signature

findLast(predicate, thisArg?): number | undefined

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:246

Parameters

predicate

(value, index, array) => unknown

thisArg?

any

Returns

number | undefined

Inherited from

$from.typed(Uint8Array).findLast

---

findLastIndex()

findLastIndex(predicate, thisArg?): number

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:260

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.

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.

Returns

number

Inherited from

$from.typed(Uint8Array).findLastIndex

---

forEach()

forEach(callbackfn, thisArg?): void

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2253

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.

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.

Returns

void

Inherited from

$from.typed(Uint8Array).forEach

---

includes()

includes(searchElement, fromIndex?): boolean

Defined in: ../../node_modules/typescript/lib/lib.es2016.array.include.d.ts:50

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

Parameters

searchElement

number

The element to search for.

fromIndex?

number

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

Returns

boolean

Inherited from

$from.typed(Uint8Array).includes

---

indexOf()

indexOf(searchElement, fromIndex?): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2261

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

Parameters

searchElement

number

The value to locate in the array.

fromIndex?

number

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

Returns

number

Inherited from

$from.typed(Uint8Array).indexOf

---

join()

join(separator?): string

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2268

Adds all the elements of an array separated by the specified separator string.

Parameters

separator?

string

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

Returns

string

Inherited from

$from.typed(Uint8Array).join

---

keys()

keys(): ArrayIterator<number>

Defined in: ../../node_modules/typescript/lib/lib.es2015.iterable.d.ts:321

Returns an list of keys in the array

Returns

ArrayIterator<number>

Inherited from

$from.typed(Uint8Array).keys

---

lastIndexOf()

lastIndexOf(searchElement, fromIndex?): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2276

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

Parameters

searchElement

number

The value to locate in the array.

fromIndex?

number

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

Returns

number

Inherited from

$from.typed(Uint8Array).lastIndexOf

---

map()

map(callbackfn, thisArg?): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2291

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

Parameters

callbackfn

(value, index, array) => number

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

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.

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).map

---

reduce()

Call Signature

reduce(callbackfn): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2303

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) => number

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

Returns

number

Inherited from

$from.typed(Uint8Array).reduce

Call Signature

reduce(callbackfn, initialValue): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2304

Parameters

callbackfn

(previousValue, currentValue, currentIndex, array) => number

initialValue

number

Returns

number

Inherited from

$from.typed(Uint8Array).reduce

Call Signature

reduce<U>(callbackfn, initialValue): U

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2316

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

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.

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

Inherited from

$from.typed(Uint8Array).reduce

---

reduceRight()

Call Signature

reduceRight(callbackfn): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2328

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) => number

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

Returns

number

Inherited from

$from.typed(Uint8Array).reduceRight

Call Signature

reduceRight(callbackfn, initialValue): number

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2329

Parameters

callbackfn

(previousValue, currentValue, currentIndex, array) => number

initialValue

number

Returns

number

Inherited from

$from.typed(Uint8Array).reduceRight

Call Signature

reduceRight<U>(callbackfn, initialValue): U

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2341

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

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.

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

Inherited from

$from.typed(Uint8Array).reduceRight

---

reverse()

reverse(): this

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2346

Reverses the elements in an Array.

Returns

this

Inherited from

$from.typed(Uint8Array).reverse

---

set()

set(array, offset?): void

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2353

Sets a value or an array of values.

Parameters

array

ArrayLike<number>

A typed or untyped array of values to set.

offset?

number

The index in the current array at which the values are to be written.

Returns

void

Inherited from

$from.typed(Uint8Array).set

---

setFromBase64()

setFromBase64(string, options?): object

Defined in: ../../node_modules/typescript/lib/lib.esnext.typedarrays.d.ts:38

Sets the Uint8Array from a base64-encoded string.

Parameters

string

string

The base64-encoded string.

options?

If provided, specifies the alphabet and handling of the last chunk.

alphabet?

"base64" | "base64url"

lastChunkHandling?

"loose" | "strict" | "stop-before-partial"

Returns

object

An object containing the number of bytes read and written.

read

read: number

written

written: number

Throws

If the input string contains characters outside the specified alphabet, or if the last chunk is inconsistent with the lastChunkHandling option.

Inherited from

$from.typed(Uint8Array).setFromBase64

---

setFromHex()

setFromHex(string): object

Defined in: ../../node_modules/typescript/lib/lib.esnext.typedarrays.d.ts:60

Sets the Uint8Array from a base16-encoded string.

Parameters

string

string

The base16-encoded string.

Returns

object

An object containing the number of bytes read and written.

read

read: number

written

written: number

Inherited from

$from.typed(Uint8Array).setFromHex

---

slice()

slice(start?, end?): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2360

Returns a section of an array.

Parameters

start?

number

The beginning of the specified portion of the array.

end?

number

The end of the specified portion of the array. This is exclusive of the element at the index ‘end’.

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).slice

---

some()

some(predicate, thisArg?): boolean

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2370

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.

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.

Returns

boolean

Inherited from

$from.typed(Uint8Array).some

---

sort()

sort(compareFn?): this

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2381

Sorts an array.

Parameters

compareFn?

(a, b) => number

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

[11,2,22,1].sort((a, b) => a - b)

Returns

this

Inherited from

$from.typed(Uint8Array).sort

---

subarray()

subarray(begin?, end?): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2389

Gets a new Uint8Array view of the ArrayBuffer store for this array, referencing the elements at begin, inclusive, up to end, exclusive.

Parameters

begin?

number

The index of the beginning of the array.

end?

number

The index of the end of the array.

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).subarray

---

toBase64()

toBase64(options?): string

Defined in: ../../node_modules/typescript/lib/lib.esnext.typedarrays.d.ts:23

Converts the Uint8Array to a base64-encoded string.

Parameters

options?

If provided, sets the alphabet and padding behavior used.

alphabet?

"base64" | "base64url"

omitPadding?

boolean

Returns

string

A base64-encoded string.

Inherited from

$from.typed(Uint8Array).toBase64

---

toHex()

toHex(): string

Defined in: ../../node_modules/typescript/lib/lib.esnext.typedarrays.d.ts:53

Converts the Uint8Array to a base16-encoded string.

Returns

string

A base16-encoded string.

Inherited from

$from.typed(Uint8Array).toHex

---

toLocaleString()

Call Signature

toLocaleString(): string

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2394

Converts a number to a string by using the current locale.

Returns

string

Inherited from

$from.typed(Uint8Array).toLocaleString

Call Signature

toLocaleString(locales, options?): string

Defined in: ../../node_modules/typescript/lib/lib.es2015.core.d.ts:566

Parameters

locales

string | string[]

options?

NumberFormatOptions

Returns

string

Inherited from

$from.typed(Uint8Array).toLocaleString

---

toReversed()

toReversed(): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:268

Copies the array and returns the copy with the elements in reverse order.

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).toReversed

---

toSorted()

toSorted(compareFn?): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:280

Copies and sorts the array.

Parameters

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 order.

const myNums = Uint8Array.from([11, 2, 22, 1]);
myNums.toSorted((a, b) => a - b) // Uint8Array(4) [1, 2, 11, 22]

Returns

Uint8Array<ArrayBuffer>

Inherited from

$from.typed(Uint8Array).toSorted

---

toString()

toString(): string

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2399

Returns a string representation of an array.

Returns

string

Inherited from

$from.typed(Uint8Array).toString

---

valueOf()

valueOf(): this

Defined in: ../../node_modules/typescript/lib/lib.es5.d.ts:2402

Returns the primitive value of the specified object.

Returns

this

Inherited from

$from.typed(Uint8Array).valueOf

---

values()

values(): ArrayIterator<number>

Defined in: ../../node_modules/typescript/lib/lib.es2015.iterable.d.ts:326

Returns an list of values in the array

Returns

ArrayIterator<number>

Inherited from

$from.typed(Uint8Array).values

---

with()

with(index, value): Uint8Array<ArrayBuffer>

Defined in: ../../node_modules/typescript/lib/lib.es2023.array.d.ts:289

Copies the array and inserts the given number at the provided index.

Parameters

index

number

The index of the value to overwrite. If the index is negative, then it replaces from the end of the array.

value

number

The value to insert into the copied array.

Returns

Uint8Array<ArrayBuffer>

A copy of the original array with the inserted value.

Inherited from

$from.typed(Uint8Array).with

---

get()

static get(this, buffer, offset): ArrayBufferView

Defined in: node_modules/memium/dist/types.d.ts:17

Get a value from a buffer

Parameters

this

void

buffer

ArrayBufferLike

offset

number

Returns

ArrayBufferView

Inherited from

$from.typed(Uint8Array).get

---

set()

static set(this, buffer, offset, value): void

Defined in: node_modules/memium/dist/types.d.ts:19

Set a value in a buffer

Parameters

this

void

buffer

ArrayBufferLike

offset

number

value

ArrayBufferView

Returns

void

Inherited from

$from.typed(Uint8Array).set