js substring
// the substring method returns a string out of another string
const str = 'Mozilla';
console.log(str.substring(1, 3));
// expected output: "oz"
console.log(str.substring(2));
// expected output: "zilla"js substring
// the substring method returns a string out of another string
const str = 'Mozilla';
console.log(str.substring(1, 3));
// expected output: "oz"
console.log(str.substring(2));
// expected output: "zilla"js get first 3 characters of string
const string = "0123456789";
console.log(string.slice(0, 2)); // "01"
console.log(string.slice(0, 8)); // "01234567"
console.log(string.slice(3, 7)); // "3456"substring javascript
var str = "Hello world!";
var res = str.substring(1, 4); //ellsubstring in javascript
let str = "abcdefghi"
// index-> 012456789
// str.slice(±start, ±end)
console.log(str.slice(2, 5)) // cde
console.log(str.slice(-5, -3)) // ef
// str.subString(+start, +end) // can't take -ve index
console.log(str.substring(2, 5)) // cde
console.log(str.substring(5, 2)) // cde
// str.substr(±start, length)
console.log(str.substr(2, 5)) // cdefgjs .substring
let anyString = 'Mozilla'
// Displays 'M'
console.log(anyString.substring(0, 1))
console.log(anyString.substring(1, 0))
// Displays 'Mozill'
console.log(anyString.substring(0, 6))
// Displays 'lla'
console.log(anyString.substring(4))
console.log(anyString.substring(4, 7))
console.log(anyString.substring(7, 4))
// Displays 'Mozilla'
console.log(anyString.substring(0, 7))
console.log(anyString.substring(0, 10))Copyright © 2021 Codeinu
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