How to substring code example

Example 1: javascript get first 10 characters of string

var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 chars

Example 2: substring javascript

var str = "Hello world!";
var res = str.substring(1, 4); //ell

Example 3: substring

const str = 'Mozilla';

console.log(str.substring(1, 3));
// expected output: "oz"

console.log(str.substring(2));
// expected output: "zilla"

Example 4: how to do substring java

class Main {
  public static void main (String[] args) {
    
    String str = "Hello World!";
    
    String firstWord = str.substring(0, 5);
    //two parameters are start and end index: (inclusive, non-inclusive)
    
    String secondWord = str.substring(6, 11);
    
    //firstWord has string "Hello"
    //secondWord has string "World"
  }
}

Example 5: javascript substring

// zero-based index, 'end' is excluded from result
myString.substring( start, end )