//you can run this program by using the command =>   node program6 .js or adding this file in html

var num = "20";
num = num.toString();
console.log(typeof num);

var number = 20;
console.log(typeof number);

number = toString(20);
console.log(typeof number);

var x = 2.56789;
// number of characters after the decimal point
console.log(x.toFixed(1));
console.log(x.toFixed(2));

// total number of characters including the decimal point
console.log(x.toPrecision(1));
console.log(x.toPrecision(2));

console.log(Number(true));
console.log(Number(false));
console.log(Number(" 10"));
console.log(Number(" 10 "));
console.log(Number("10.25"));