how to displayan inteiger to a tenth in javascript
Math.round(3.14159 * 100) / 100 // 3.14
3.14159.toFixed(2); // 3.14 returns a string
parseFloat(3.14159.toFixed(2)); // 3.14 returns a number
Math.round(3.14159) // 3
Math.round(3.5) // 4
Math.floor(3.8) // 3
Math.ceil(3.2) // 4math.round js 1 decimal
var number = 12.3456789;
var rounded = Math.round( number * 10 ) / 10;
// rounded is 12.3js 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).rounding number to x decimals javascript
let num = 12.5452411;
num = num.toFixed(3); // 12.545round to nearest decimal javascript
round(456.7, 2).toFixed(2) // "456.70"round to nearest decimal javascript
function round(value, precision) {
var multiplier = Math.pow(10, precision || 0);
return Math.round(value * multiplier) / multiplier;
}Copyright © 2021 Codeinu
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