Rounding nearest to (1, 1.5, 2, 2.5 etc..) javascript

Question

To clarify, the problem is how to round a number like this. i.e. 1.512 should round to 1.5 and 2.123 should round to 2 and 2.323 should round to 2.5 (javascript)

[This answer](http://stackoverflow.com/a/17998232/893780), although meant for Java, works fine. — robertklep, Dec 14 '13 at 12:38

score 8 · Accepted Answer · answered Dec 14 '13 at 12:32

8

[1.512, 2.123, 2.323].forEach(function(currentNumber){
    console.log(Math.round(currentNumber * 2) / 2);
});

Output

1.5
2
2.5

answered Dec 14 '13 at 12:32

thefourtheye

233,700
52
457
497

score 0 · Answer 2 · answered Dec 14 '13 at 12:22

0

Try this:

 var num = 1.222;
 num = num.toFixed(1);

answered Dec 14 '13 at 12:22

Ringo

3,795
3
22
37

score -1 · Answer 3 · answered Dec 14 '13 at 12:24

-1

Use Math.round(x) function for rounding to nearest integer value

answered Dec 14 '13 at 12:24

Kamlesh

511
1
7
18

Rounding nearest to (1, 1.5, 2, 2.5 etc..) javascript

3 Answers3