variables data types ---> Number,string,boolean,undefined,null,symbol,object operator ---> (==) its compare only value and (===) its compare value with datatype keywords---> var---> can be redeclared and can be reassign (global scope)
variables data types ---> Number,string,boolean,undefined,null,symbol,object operator ---> (==) its compare only value and (===) its compare value with datatype keywords---> var---> can be redeclared and can be reassign (global scope)