text: 'use strict';
  
  const inc1 = a => ++a;
  
  const a = 5;
  const b = inc1(a);
  
  const inc2 = obj => ++obj;
  
  const obj = { n: 5, m: 10, }
  
  console.dir({ a, b });
  console.dir({'Increment(obj.n) ':  inc2(obj.n)}); 
  console.dir({'Increment(obj.m) ':  inc2(obj.m)}); 