substring javascript
var str = "Hello World";
// min - 0 max - 10
str.substring(0,10); // Hello Worl
// start- 10 to finished
str.substring(10); // dsubstring javascript
var str = "Hello World";
// min - 0 max - 10
str.substring(0,10); // Hello Worl
// start- 10 to finished
str.substring(10); // dsubstring 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)) // cdefgCopyright © 2021 Codeinu
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