1 JavaScript Non Primitive DatatypeObject Array RegExp 12/1/2017 Internet programming UNIT III
2 Internet programming UNIT IIIobject State and behavior Object-based language No need to create a class – directly object is created Ways of creating objects Object literal Instance of object directly (new) Object constructor 12/1/2017 Internet programming UNIT III
3 Internet programming UNIT IIIobject literal instance of Object 12/1/2017 Internet programming UNIT III { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://slideplayer.com/12241534/72/images/3/Internet+programming+UNIT+III.jpg", "name": "Internet programming UNIT III", "description": "object literal. instance of Object. emp={id:102,name: Shyam Kumar ,salary:40000} document.write(emp.id+ +emp.name+ +emp.salary); var emp=new Object(); emp.id=101; emp.name= Ravi Malik ; emp.salary=50000; document.write(emp.id+ +emp.name+ +emp.salary); 12/1/2017. Internet programming UNIT III.", "width": "1024" }
4 Internet programming UNIT IIIObject constructor 12/1/2017 Internet programming UNIT III { "@context": "http://schema.org", "@type": "ImageObject", "contentUrl": "http://slideplayer.com/12241534/72/images/4/Internet+programming+UNIT+III.jpg", "name": "Internet programming UNIT III", "description": "Object constructor. function emp(id,name,salary){ this.id=id; this.name=name; this.salary=salary; } e=new emp(103, Vimal Jaiswal ,30000); document.write(e.id+ +e.name+ +e.salary); 12/1/2017. Internet programming UNIT III.", "width": "1024" }
5 Java Script Date objectTimer – web page Date Constructors – Date object Date() Date(milliseconds) Date (dateString) Date(year,month,day,hours,minutes,seconds,milliseconds) JavaScript Date Methods getFullYear() getMonth() getDate() getDay() getHours() getMinutes() getSeconds() 12/1/2017 Internet programming UNIT III
6 Internet programming UNIT IIIExample