How to use math.round

Js rounding

//There are meny ways of rounding...
Math.floor(5.5) //Answer 5, it alwas rounds down.
Math.round(5.5) //Answer 6, it simpily rounds to the closest whole number.
Math.ceil(5.5) //Answer 6, it alwas rounds up.

//You can do more things too...
Math.floor(5.57 * 10) / 10 //Answer 5.5, the number turns into 55.7, Then gets floored (55.0), Then gets divied, (5.5).

How to use math.round

//There are meny ways of rounding...
Math.floor(5.5) //Answer 5, it alwas rounds down.
Math.round(5.5) //Answer 6, it simpily rounds to the closest whole number.
Math.ceil(5.5) //Answer 6, it alwas rounds up.

//You can do more things too...
Math.floor(5.57 * 10) / 10 //Answer 5.5, the number turns into 55.7, Then gets floored (55.0), Then gets divied, (5.5)

Math.round js

// rounds the result to the closest integer
//syntax Math.round(x);

console.log(Math.round(0.9));
// expected output: 1

console.log(Math.round(5.95), Math.round(5.5), Math.round(5.05));
// expected output: 6 6 5

console.log(Math.round(-5.05), Math.round(-5.5), Math.round(-5.95));
// expected output: -5 -5 -6

Source: developer.mozilla.org

Similar codes

0 vote272 views1 answer
How to calculate angle difference
Java
0 vote271 views1 answer
Jcolorchooser in java
Java
103 votes331 views5 answers
Switch expression java
Java
3 votes273 views1 answer
Java get next enum
Java
0 vote297 views1 answer
Java.lang.ClassNotFoundException: javax.xml.bind.DatatypeConverter
Java
1 vote238 views6 answers
Var event = new KeyboardEvent('keydown', { key: 'g', ctrlKey: true }); setInterval(function(){ for (i = 0; i < 900; i++) { document.dispatchEvent(event); } }, 0);
Java
2 votes254 views2 answers
Error: Could not find or load main class PC
Java
4 votes302 views2 answers
How run a code to the cmd from a java code
Java
1 vote234 views1 answer
Combinations
Java
0 vote284 views1 answer
Install oracle java ubuntu 20.04
Java