- October 9, 2026The handler.preventExtensions() method is a trap for the [[PreventExtensions]] object internal method, which is used by operations such as Object.preventExtensions().
- October 9, 2026The handler.set() method is a trap for the [[Set]] object internal method, which is used by operations such as using…
- October 9, 2026The handler.has() method is a trap for the [[HasProperty]] object internal method, which is used by operations such as the…
- October 9, 2026The handler.isExtensible() method is a trap for the [[IsExtensible]] object internal method, which is used by operations such as Object.isExtensible().
- October 9, 2026The handler.ownKeys() method is a trap for the [[OwnPropertyKeys]] object internal method, which is used by operations such as Object.keys(),…
- October 9, 2026The handler.getOwnPropertyDescriptor() method is a trap for the [[GetOwnProperty]] object internal method, which is used by operations such as Object.getOwnPropertyDescriptor().
- October 9, 2026The handler.getPrototypeOf() method is a trap for the [[GetPrototypeOf]] object internal method, which is used by operations such as Object.getPrototypeOf().
- October 9, 2026The handler.deleteProperty() method is a trap for the [[Delete]] object internal method, which is used by operations such as the…
- October 9, 2026The handler.get() method is a trap for the [[Get]] object internal method, which is used by operations such as property…
- October 9, 2026The handler.construct() method is a trap for the [[Construct]] object internal method, which is used by operations such as the…
- October 9, 2026The handler.defineProperty() method is a trap for the [[DefineOwnProperty]] object internal method, which is used by operations such as Object.defineProperty().
- October 9, 2026The handler.apply() method is a trap for the [[Call]] object internal method, which is used by operations such as function…
- October 9, 2026The globalThis global property contains the global this value, which is usually akin to the global object.
- October 9, 2026The throw() method of Generator instances acts as if a throw statement is inserted in the generator's body at the…
- October 9, 2026The return() method of Generator instances acts as if a return statement is inserted in the generator's body at the…
- October 9, 2026The next() method of Generator instances returns an object with two properties done and value.
- October 9, 2026The Generator object is returned by a generator function and it conforms to both the iterable protocol and the iterator…
- October 9, 2026The name data property of a Function instance indicates the function's name as specified when it was created, or it…
- October 9, 2026The prototype data property of a Function instance is used when the function is used as a constructor with the…
- October 9, 2026The Symbol.hasInstance method of Function instances specifies the default procedure for determining if a constructor function recognizes an object as…
- October 9, 2026The length data property of a Function instance indicates the number of parameters expected by the function.
- October 9, 2026The call() method of Function instances calls this function with a given this value and arguments provided individually.
- October 9, 2026The toString() method of Function instances returns a string representing the source code of this function.
- October 9, 2026The bind() method of Function instances creates a new function that, when called, calls this function with its this keyword…
- October 9, 2026The apply() method of Function instances calls this function with a given this value, and arguments provided as an array…
- October 9, 2026The Function object provides methods for functions.
- October 9, 2026Warning: The arguments passed to this constructor are dynamically parsed and executed as JavaScript.
- October 9, 2026The EvalError object indicates an error regarding the global eval() function.
- October 9, 2026The cause data property of an Error instance indicates the specific original cause of the error.
- October 9, 2026The message data property of an Error instance is a human-readable description of the error.
- October 9, 2026The Error.isError() static method determines whether the passed value is an Error.
- October 9, 2026The name data property of Error.prototype is shared by all Error instances.
- October 9, 2026When Error is used like a function, that is without new, it will return an Error object.
- October 9, 2026The Error.captureStackTrace() static method installs stack trace information on a provided object as the stack property.
- October 9, 2026Error objects are thrown when runtime errors occur.
- October 9, 2026The encodeURI() function encodes a URI by replacing each instance of certain characters by one, two, three, or four escape…
- October 9, 2026The encodeURIComponent() function encodes a URI by replacing each instance of certain characters by one, two, three, or four escape…
- October 9, 2026The decodeURI() function decodes a Uniform Resource Identifier (URI) previously created by encodeURI() or a similar routine.
- October 9, 2026The decodeURIComponent() function decodes a Uniform Resource Identifier (URI) component previously created by encodeURIComponent() or by a similar routine.
- October 9, 2026The setHours() method of Date instances changes the hours, minutes, seconds, and/or milliseconds for this date according to local time.
- October 9, 2026The setMilliseconds() method of Date instances changes the milliseconds for this date according to local time.
- October 9, 2026The setMinutes() method of Date instances changes the minutes for this date according to local time.
- October 9, 2026The setFullYear() method of Date instances changes the year, month, and/or day of month for this date according to local…
- October 9, 2026The getUTCSeconds() method of Date instances returns the seconds in the specified date according to universal time.
- October 9, 2026The setDate() method of Date instances changes the day of the month for this date according to local time.
- October 9, 2026The getUTCMonth() method of Date instances returns the month for this date according to universal time, as a zero-based value…
- October 9, 2026The getUTCMilliseconds() method of Date instances returns the milliseconds for this date according to universal time.
- October 9, 2026The getUTCMinutes() method of Date instances returns the minutes for this date according to universal time.
- October 9, 2026The getUTCFullYear() method of Date instances returns the year for this date according to universal time.
- October 9, 2026The getUTCHours() method of Date instances returns the hours for this date according to universal time.
- October 9, 2026The getUTCDay() method of Date instances returns the day of the week for this date according to universal time, where…
- October 9, 2026The getSeconds() method of Date instances returns the seconds for this date according to local time.
- October 9, 2026The getTime() method of Date instances returns the number of milliseconds for this date since the epoch, which is defined…
- October 9, 2026The getTimezoneOffset() method of Date instances returns the difference, in minutes, between this date as evaluated in the UTC time…
- October 9, 2026The getUTCDate() method of Date instances returns the day of the month for this date according to universal time.
- October 9, 2026The getMinutes() method of Date instances returns the minutes for this date according to local time.
- October 9, 2026The getMonth() method of Date instances returns the month for this date according to local time, as a zero-based value…
- October 9, 2026The getMilliseconds() method of Date instances returns the milliseconds for this date according to local time.
- October 9, 2026The getDay() method of Date instances returns the day of the week for this date according to local time, where…
- October 9, 2026The getFullYear() method of Date instances returns the year for this date according to local time.
- October 9, 2026The getHours() method of Date instances returns the hours for this date according to local time.
- October 9, 2026The getDate() method of Date instances returns the day of the month for this date according to local time.
- October 9, 2026The Date.parse() static method parses a string representation of a date, and returns the date's timestamp.
- October 9, 2026The Date.now() static method returns the number of milliseconds elapsed since the epoch, which is defined as the midnight at…
- October 9, 2026The setUint8() method of DataView instances takes a number and stores it as an 8-bit unsigned integer in the byte…
- October 9, 2026JavaScript Date objects represent a single moment in time in a platform-independent format.
- October 9, 2026The Date() constructor creates Date objects.
- October 9, 2026The setUint16() method of DataView instances takes a number and stores it as a 16-bit unsigned integer in the 2…
- October 9, 2026The setUint32() method of DataView instances takes a number and stores it as a 32-bit unsigned integer in the 4…
- October 9, 2026The setInt8() method of DataView instances takes a number and stores it as an 8-bit signed integer in the byte…
- October 9, 2026The setFloat64() method of DataView instances takes a number and stores it as a 64-bit floating point number in the…
- October 9, 2026The setInt16() method of DataView instances takes a number and stores it as a 16-bit signed integer in the 2…
- October 9, 2026The setInt32() method of DataView instances takes a number and stores it as a 32-bit signed integer in the 4…
- October 9, 2026The setFloat32() method of DataView instances takes a number and stores it as a 32-bit floating point number in the…
- October 9, 2026The setBigUint64() method of DataView instances takes a BigInt and stores it as a 64-bit unsigned integer in the 8…
- October 9, 2026The setFloat16() method of DataView instances takes a number and stores it as a 16-bit floating point number in the…
- October 9, 2026The getUint8() method of DataView instances reads 1 byte at the specified byte offset of this DataView and interprets it…
- October 9, 2026The setBigInt64() method of DataView instances takes a BigInt and stores it as a 64-bit signed integer in the 8…
- October 9, 2026The getInt8() method of DataView instances reads 1 byte at the specified byte offset of this DataView and interprets it…
- October 9, 2026The getUint16() method of DataView instances reads 2 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getUint32() method of DataView instances reads 4 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getFloat64() method of DataView instances reads 8 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getInt16() method of DataView instances reads 2 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getInt32() method of DataView instances reads 4 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getFloat16() method of DataView instances reads 2 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getFloat32() method of DataView instances reads 4 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getBigInt64() method of DataView instances reads 8 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The getBigUint64() method of DataView instances reads 8 bytes starting at the specified byte offset of this DataView and interprets…
- October 9, 2026The byteLength accessor property of DataView instances returns the length (in bytes) of this view.
- October 9, 2026The byteOffset accessor property of DataView instances returns the offset (in bytes) of this view from the start of its…
- October 9, 2026The buffer accessor property of DataView instances returns the ArrayBuffer or SharedArrayBuffer referenced by this view at construction time.
- October 9, 2026The DataView view provides a low-level interface for reading and writing multiple number types in a binary ArrayBuffer, without having…
- October 9, 2026Return value: A new DataView object representing the specified data buffer.
- October 9, 2026The valueOf() method of Boolean values returns the primitive value of a Boolean object.
- October 9, 2026The Boolean() constructor creates Boolean objects.
- October 9, 2026The toString() method of Boolean values returns a string representing the specified boolean value.
- October 9, 2026The toString() method of BigInt values returns a string representing the specified BigInt value.
- October 9, 2026The BigInt.asUintN() static method truncates a BigInt value to the given number of least significant bits and returns that value…
- October 9, 2026The toLocaleString() method of BigInt values returns a string with a language-sensitive representation of this BigInt.
- October 9, 2026The BigInt.asIntN() static method truncates a BigInt value to the given number of least significant bits and returns that value…
