A. 5 6 11
B. 5 6 56
C. 5 6 10
D. Error
<!DOCTYPE html> <html> <body> <script> var x = "5"; var y = 6; var z = x + y; document.write(x + "<br>"); document.write(y + "<br>"); document.write(z + "<br>"); </script> </body> </html>
Guess output of the following code.
Variable declared without a value will have the value ______________.Eg.
var num;
<!DOCTYPE html> <html> <body> <script> var num1 = 1; var num2 = 1; var num3 = "1" + num1 + num2; document.write(num1 + "<br>"); document.write(num2 + "<br>"); document.write(num3 + "<br>"); </script> </body> </html>
<html> <body> <script> var x = 12.45; var y = 1; var z = '8' + x + y; document.write(z + "<br>"); </script> </body> </html>
Value of Z is
<html> <body> <script> var name = "John Doe"; var name = 123; document.write(name + "<br>"); </script> </body> </html>
Is it possible to change the type of value after re-assignment.
Is it necessary to use "var" keyword while declaring variable.
When you assign a text value to a variable, we put text value in the pair of _________.
Non Initialized Variable have value "undefine", What value be printed in following case.
var carname="Volvo"; var carname;
What will be the value of Variable - "num3" ?
var num1; var num2 = 10; var num3 = num1 + num2;
<html> <body> <script> var x = 5; var y = 6; document.write((x + y) + "<br>"); </script> </body> </html>
What will be the output of the following code ?