What is the `Array.prototype.copyWithin` method in JavaScript?

Description : `copyWithin` shallow copies part of an array to another location in the same array and returns it.

Answer :

`Array.prototype.copyWithin` shallow copies a portion of the array to another location within the same array. It modifies the original array and returns the modified array. 

const arr = [1, 2, 3, 4];
arr.copyWithin(0, 2, 4);
console.log(arr); // [3, 4, 3, 4]

`Array.prototype.copyWithin` shallow copies a portion of the array to another location within the same array. It modifies the original array and returns the modified array. 

const arr = [1, 2, 3, 4];
arr.copyWithin(0, 2, 4);
console.log(arr); // [3, 4, 3, 4]

Category : Javascript

Created Date : 9/6/2024

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`String.prototype.anchor` creates an HTML `<a>` element wrapping the string with a specified name attribute. This method is deprecated and should not be used in modern applications. 

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const str = 'Click here';
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const anchoredStr = str.anchor('top');
console.log(anchoredStr); // '<a name="top">Click here</a>'

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What is the `String.prototype.small` method in JavaScript?

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2024-09-06 last updatedFreeJavascript

`String.prototype.small` returns a string wrapped in HTML `<small>` tags. This method is deprecated and should not be used in modern applications. 

const str = 'hello';
const smallStr = str.small();
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const str = 'hello';
const smallStr = str.small();
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const str = 'hello';
const smallStr = str.small();
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const str = 'hello';
const smallStr = str.small();
console.log(smallStr); // '<small>hello</small>'