data_type_and_variable.html

<script>
    /* Data Types:
    Undefined, null, boolean, String, Symbol, Number and object

    */
   //Var value can change and var can variable can use in any where in projects
   var name = "kush"
   name="juthani"
    //Const value will naver change
   const pi=3.14
   //let value is access only there scope
   let name="kush juthani"
</script>