does this look right to people

J

javadoc

/ / To find the average of two numbers var 1stNumber, 2ndNumber,
answer;
1stNumber = window. prompt( 'Enter number 1' , ' ') ;
1stNumber =parseFloat (1stNumber);
2ndNumber = window.prompt ( 'Enter number 2' , ' ') ;
2ndNumber = parseFloat (2ndNumber) ; answer = 1stNumber + 2ndNumber /
2; document.write
( 'The average of' 1stNumber and 2ndNumber ' is ' answer)
 
L

Lee

javadoc said:
/ / To find the average of two numbers var 1stNumber, 2ndNumber,
answer;
1stNumber = window. prompt( 'Enter number 1' , ' ') ;
1stNumber =parseFloat (1stNumber);
2ndNumber = window.prompt ( 'Enter number 2' , ' ') ;
2ndNumber = parseFloat (2ndNumber) ; answer = 1stNumber + 2ndNumber /
2; document.write
( 'The average of' 1stNumber and 2ndNumber ' is ' answer)

No.
Variable names shouldn't start with numbers.
Division has higher precedence than addition, so your expression
would produce the first number plus half of the second number.
You can use parentheses to force the addition to happen first.
 
B

Bart Van der Donck

javadoc wrote :
/ / To find the average of two numbers var 1stNumber, 2ndNumber,
answer;
1stNumber = window. prompt( 'Enter number 1' , ' ') ;
1stNumber =parseFloat (1stNumber);
2ndNumber = window.prompt ( 'Enter number 2' , ' ') ;
2ndNumber = parseFloat (2ndNumber) ; answer = 1stNumber + 2ndNumber /
2; document.write
( 'The average of' 1stNumber and 2ndNumber ' is ' answer)

There are a number of syntax errors in your code.
Here is a correct version:

FirstNumber=window.prompt('Enter number 1','')
FirstNumber=parseFloat(FirstNumber)
SecondNumber=window.prompt('Enter number 2','')
SecondNumber=parseFloat(SecondNumber)
answer=(FirstNumber+SecondNumber)/2
document.write('The average of '+FirstNumber+' and '+SecondNumber)
document.write(' is '+answer)

Bart
 

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.

Ask a Question

Members online

Forum statistics

Threads
473,744
Messages
2,569,483
Members
44,901
Latest member
Noble71S45

Latest Threads

Top