Answers for "slice nodejs"

2

slice()

slice(beginIndex)
slice(beginIndex, endIndex)

// beginIndex: The index at which to begin extraction
// endIndex: This index will not be included.
// Return: A new string containing the extracted section.

let str1 = 'The morning is upon us.'
// the length of str1 is 23.
let str2 = str1.slice(1, 8) // OUTPUT: he morn
let str3 = str1.slice(4, -2)// OUTPUT: morning is upon u
let str4 = str1.slice(12) // OUTPUT: is upon us.
let str5 = str1.slice(30) // OUTPUT: ""

// NEGATIVES
beginIndex is negative: 
// it is treated as (str.length + beginIndex)
endIndex is negative: 
// it is treated as (str.length + endIndex)
Posted by: Guest on January-10-2022
15

array.slice

const animals = ['ant', 'bison', 'camel', 'duck', 'elephant'];

console.log(animals.slice(2));
// expected output: Array ["camel", "duck", "elephant"]

console.log(animals.slice(2, 4));
// expected output: Array ["camel", "duck"]

console.log(animals.slice(1, 5));
// expected output: Array ["bison", "camel", "duck", "elephant"]
Posted by: Guest on July-30-2020
1

javascript slice

const numbers = [2, 4, 5, 3, 8, 9, 11, 33, 44];
const sliceNumbers = numbers.slice(2, 5)
console.log(sliceNumbers)
//Expected output:[ 5, 3, 8 ]
Posted by: Guest on September-17-2021
8

js slice

//The slice() method extracts a section of a string and returns 
//it as a new string, without modifying the original string.

// same in array but you select elements not characters  


const str = 'The quick brown fox jumps over the lazy dog.';

console.log(str.slice(31));
// expected output: "the lazy dog."

console.log(str.slice(4, 19));
// expected output: "quick brown fox"

console.log(str.slice(-4));
// expected output: "dog."

console.log(str.slice(-9, -5));
// expected output: "lazy"
Posted by: Guest on March-17-2020
0

javascript slice() function

var fruits = new Array ( "apple", "pear", "orange", "banana" );
alert ( fruits.slice ( 1, 3 ) )  // Displays "pear,orange"
alert ( fruits.slice ( 0, -2 ) ) // Displays "apple,pear"
alert ( fruits.slice ( 2 ) )     // Displays "orange,banana"
Posted by: Guest on September-18-2021
0

slice in js

//The slice() method extracts a section of a string and returns 
//it as a new string, without modifying the original string.
Posted by: Guest on May-23-2021

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