remove last in javascript

stackoverflow.com › questions › 19544452 › remove-last-item-from-array

Array.prototype.pop() by JavaScript convention.

let fruit = ['apple', 'orange', 'banana', 'tomato'];
let popped = fruit.pop();

console.log(popped); // "tomato"
console.log(fruit); // ["apple", "orange", "banana"]

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Answer from Stuart Kershaw on Stack Overflow

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stackoverflow.com › questions › 19544452 › remove-last-item-from-array

javascript - Remove last item from array - Stack Overflow

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1 of 16

1055

Array.prototype.pop() by JavaScript convention.

let fruit = ['apple', 'orange', 'banana', 'tomato'];
let popped = fruit.pop();

console.log(popped); // "tomato"
console.log(fruit); // ["apple", "orange", "banana"]

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2 of 16

762

Use splice(startPosition, deleteCount)

array.splice(-1)

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var array = ['abc','def','ghi','123'];
var removed = array.splice(-1);  //last item
console.log( 'array:', array );
console.log( 'removed:', removed );

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medium.com › @iamdarius › 4-ways-to-remove-the-last-element-from-an-array-in-javascript-17749b12be0c

Learn 4 Ways to Remove the Last Element from an Array in JavaScript | by Darius Moore | Medium

September 8, 2022 - One thing to note here is that the splice method returns an array of deleted elements. If there are no items deleted from the array, an empty array will be returned. ... With the length property, it is fairly straightforward to remove the last item.

Discussions

How to remove last word from string in JavaScript

Maybe not the most preferred method but splice the string using spaces, remove the last index on the returned array, then rejoin the array indexes back together . . . Or probably better way is to just use lastIndexOf string method for a space, and then create a substring from the beginning to that index . . . someString = someString.substring(0, someString.lastIndexOf(" ")) More on reddit.com

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Just depends how complex you want to make it. You could technically do it all in the pipeline: 'East1','West2' | ForEach-Object { if ($_[-1] -eq '1') { ($_.substring(0,$_.length-1) + '2') } else { ($_.substring(0,$_.length-1) + '1') } } East2 West1 More on reddit.com

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I'd look into the filepath package. Clean will do this: example

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