js.l5 code example

Example: js.l5

variable type corection:
// when concate two different type of variables [ number + String +...] using console then javascript automatic convert to those variables to one type of variable [ String ] and print it.

EXAMPLE:
let name = 'dulon';
let age = 50;
console.log(name+age);  //both are printed in one type [ String ].



variable mutation:
// when declared a variable [ x = 50 ] after declared or change this [ x = 50 ] variable to another value [ x = 100 ]. it is called variable mutation.

EXAMPLE:
let x = 50;
console.log(x);

x = 100;
console.log(x);  // re-declared 'x'