js arrotondare superiore numero
// value is the value to round
// places if positive the number of decimal places to round to
// places if negative the number of digits to round to
function roundTo(value, places){
var power = Math.pow(10, places);
return Math.round(value * power) / power;
}
var myNum = 10000/3; // 3333.3333333333335
roundTo(myNum, 2); // 3333.33
roundTo(myNum, 0); // 3333
roundTo(myNum, -2); // 3300js arrotondare superiore numero
function ceilTo(value, places){
var power = Math.pow(10, places);
return Math.ceil(value * power) / power;
}
function floorTo(value, places){
var power = Math.pow(10, places);
return Math.floor(value * power) / power;
}js arrotondare numeri
var a = Math.round(2.3); // a is now 2
var b = Math.round(2.7); // b is now 3
var c = Math.round(2.5); // c is now 3
var a = Math.ceil(2.3); // a is now 3
var b = Math.ceil(2.7); // b is now 3
Input : Math.floor(5.78)
Output : 5
Input : Math.floor(1.5)
Output : 1Copyright © 2021 Codeinu
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