## Algorithm

Hacker rank Problem Name: 10 Days of JavaScript - Day 7: Regular Expressions III

# Day 7: Regular Expressions III

Complete the function in the editor below by returning a RegExp object, re, that matches every integer in some string s.

## Constraints

• The length of string s is >= 3.
• It’s guaranteed that string s contains at least one integer.

## Output Format

The function must return a RegExp object that matches every integer in some string s.

## Explanation 0

When we call match on string s and pass the correct RegExp as our argument, it returns the following array of results: [ ‘102’, ‘1948948’, ‘1’, ‘3’, ‘4’, ‘5’ ].

## Explanation 1

When we call match on string s and pass the correct RegExp as our argument, it returns the following array of results: [ ‘1’, ‘2’, ‘3’ ].

## Code Examples

### #1 Code Example with Javascript Programming

```Code - Javascript Programming```

``````
'use strict';

process.stdin.resume();
process.stdin.setEncoding('utf-8');

let inputString = '';
let currentLine = 0;

process.stdin.on('data', inputStdin => {
inputString += inputStdin;
});

process.stdin.on('end', _ => {
inputString = inputString.trim().split('\n').map(string => {
return string.trim();
});

main();
});

return inputString[currentLine++];
}

function regexVar() {
/*
* Declare a RegExp object variable named 're'
* It must match ALL occurrences of numbers in a string.
*/

var re = RegExp('\\d+', 'g');
//    var re=RegExp('g');
/*
* Do not remove the return statement
*/
return re;
}

``````
Copy The Code &

Input

cmd
102, 1948948 and 1.3 and 4.5

Output

cmd
102 1948948 1 3 4 5