1. Strings
and Objects

2. STRING

3. “...”

4. var str_var = “...”

5. str_var.length

6. startsWith(str)
&
endsWith (str)
&
indexOf (str, pos)
&
lastIndexOf (str, pos)
split(separator)
&
contains(str)
&
substr(start, len)
&
substring(start, end)

7. OBJECT

8. {}

9. var obj_var = {}

10. var obj_var = {
prop_name : “prop”,
method_name : function () {
// method name
}
}

11. obj_var. prop_name

12. obj_var[‘prop_name’]

13. obj_var. method_name()

14. obj_var[‘method_name’]()

15. this

16. var obj_var = {
prop_name : “prop”,
method_name : function () {
console.log( this.prop_name )
}
}

17. window

18. var prop_name = “data”;
var obj_var = {
prop_name : “prop”,
method_name : function () {
console.log(prop_name );
}
}

19. Primitive vs Reference Type

20. Data Wraper Utility
Object
Array
Function
Boolean
Number
String
Math
Date
RegExp