text: 'use strict';
  ( function() {
  	const inputsElem = document.querySelector('#inputs1');
      const inputsElem2 = document.querySelector('#inputs2');
      const outPutElem1 = document.querySelector('#u-js');
      const outPutElem2 = document.querySelector('#n-js');
  
  
      function stringify(data) {
          try {
              data = JSON.stringify(data);
          } catch (e) {
              console.error(e);
          }
  
          return data;
      }
  
      const salary = [20000, 15000, 30000, 43000, 52000, 99000];
      inputsElem.innerText = stringify(salary);
  
      // Using UnderScore IndexOf Method
      
       const resultt_U = _.indexOf(salary,30000);
       outPutElem1.innerText = stringify(resultt_U);
  
       // Using JavaScript IndexOf Method
  
       const resultt_N = salary.indexOf(30000);
       outPutElem2.innerText = stringify(resultt_N);
  } ());