javascript get first 2 char
String.substring(0, 2);
//Return the first two characters of the string
//First parameter is the starting index, 0 corresponding to the first character
//Second parameter is the number of character to returnjavascript get first 2 char
String.substring(0, 2);
//Return the first two characters of the string
//First parameter is the starting index, 0 corresponding to the first character
//Second parameter is the number of character to returnjs get words first letter
var str = "Java Script Object Notation";
var matches = str.match(/b(w)/g); // ['J','S','O','N']
var acronym = matches.join(''); // JSON
console.log(acronym)Copyright © 2021 Codeinu
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