JavaScript Symbol Data Type
Free Web development courses with real-time projects Start Now!!
Program 1
<html>
<head>
<script>
// let empname1=Symbol("Vishal") //unqiue
// console.log(typeof empname1)
// document.writeln(empname1.toString())
// alert(empname1.toString())
// alert(empname1.description)
// document.writeln(empname1.description)
// let empname2=Symbol("Vishal") //unique
// console.log(empname1===empname2)
let esalary=Symbol("Salary")
let emp=
{
eid:101,
ename:'Vikas Verma',
[esalary]:50000
}
for( key in emp)
{
console.log(key)
}
// console.log(`Emp id ${emp.eid} and Name ${emp.ename} Salary ${emp[esalary]}`)
// console.log(emp.eid)
// console.log(emp.ename)
// console.log(emp[esalary])
</script>
</head>
<body>
</body>
</html>Did you like our efforts? If Yes, please give DataFlair 5 Stars on Google
