Found 598 Articles for Front End Scripts

Atomics.xor() function in JavaScript

Samual Sam
Updated on 25-Jun-2020 10:19:19

151 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The xor() function of the atomic object accepts a number and the position and, performs an xor operation on the given value at the given position.SyntaxIts syntax is as followsAtomics.xor()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       data[0] = 30;       document.write(Atomics.xor(data, 0, 3));       document.write(", "+Atomics.load(data, 0));     Output30, 29

Atomics.sub() function in JavaScript

karthikeya Boyini
Updated on 25-Jun-2020 09:53:06

139 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The sub() function of the atomic object accepts a number and the position, subtracts the given number from the number in the given position and it returns the value of the number in the old position.SyntaxIts syntax is as follows.Atomics.sub()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       ... Read More

Atomics.store() function in JavaScript

Samual Sam
Updated on 25-Jun-2020 09:53:45

147 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The store() function of the atomic object accepts a number(value) and a position in the array and, stores the given value in the specified position and returns the same.SyntaxIts syntax is as followsAtomics.store()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       data[0] = 20;       Atomics.store(data, ... Read More

Atomics.load() function in JavaScript

karthikeya Boyini
Updated on 25-Jun-2020 09:54:19

167 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The load() function of the Atomic object returns the value at a given position of an array.SyntaxIts syntax is as followsAtomics.load()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       data[0] = 20;       Atomics.add(data, 0, 30);       document.write(Atomics.load(data, 0));     Output50Example Live Demo ... Read More

Atomics.isLockFree() function in JavaScript

Samual Sam
Updated on 25-Jun-2020 09:54:40

123 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.This method is used to determine whether to use locks or atomic operations.SyntaxIts syntax is as followsAtomics.isLockFree(size)Example Live Demo    JavaScript Example           document.write(Atomics.isLockFree(7));       document.write("");       document.write(" "+Atomics.isLockFree(8));     Outputfalse false

Atomics.or() function in JavaScript

karthikeya Boyini
Updated on 25-Jun-2020 09:55:16

131 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The or() function of the atomic object accepts a value representing the position of an array, performs bitwise OR operation on the value in the given position and returns the old value in it.SyntaxIts syntax is as followsAtomics.or(data, 0, 30)Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       ... Read More

Atomics.and() function in JavaScript

Samual Sam
Updated on 25-Jun-2020 09:55:53

166 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The and() function of the Atomic object accepts a value representing the position of an array, performs bitwise AND operation on the value in the given position and returns the old value in it.SyntaxIts syntax is as followsAtomics.and()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       data[0] = ... Read More

Atomics.add() function in JavaScript

karthikeya Boyini
Updated on 25-Jun-2020 09:56:17

168 Views

The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.The add() function of this object accepts a number and the position, adds the given number to the number in the given position and returns the value of the number in the old position.SyntaxIts syntax is as followsAtomics.add()Example Live Demo    JavaScript Example           var arrayBuffer = new SharedArrayBuffer(16);       var data = new Uint8Array(arrayBuffer);       data[0] = ... Read More

ArrayBuffer.slice() function in JavaScript

Samual Sam
Updated on 25-Jun-2020 09:56:41

500 Views

ArrayBuffer object in JavaScript represents a fixed-length binary data buffer.The slice() method of the this object returns a portion or, chunk from the array buffer (as a separate object). It accepts two integer arguments representing the start (inclusive) and end (exclusive) of the portion of the array to be returned.SyntaxIts syntax is as followsarrayBuffer.slice(start, end);ExampleTry the following example. Live Demo    JavaScript Example           var arrayBuffer = new ArrayBuffer(16);       var int32View = new Int32Array(arrayBuffer);       int32View[1] = 102;       var sliced = new Int32Array(arrayBuffer.slice(4,12));       document.write(" "+sliced);     Output102,0

ArrayBuffer.isView() function in JavaScript

karthikeya Boyini
Updated on 25-Jun-2020 09:57:17

214 Views

ArrayBuffer object in JavaScript represents a fixed-length binary data buffer. The isView() function of this object accepts an argument and verifies whether it is view of ArrayBuffer (DataView, typed array). If so, it returns true else, it returns false.SyntaxIts syntax is as followsarrayBuffer.isView(arg)ExampleTry the following example. Live Demo    JavaScript Example           var arrayBuffer = new ArrayBuffer(5);       arrayBuffer = ["apple", "orange", "mango"];       var bool = ArrayBuffer.isView(new Int32Array())       document.write(bool);     OutputtrueExampleIn the same way if we try executing this function by passing an object ... Read More

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