10 examples of 'jquery round to 2 decimal' in JavaScript

11
function roundOne(decimalNumber) {
12
  return roundTo(decimalNumber, 1);
13
}

59
function round(value, decimals) {
60
	return Number(Math.round(value + 'e' + decimals) + 'e-' + decimals);
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}

1
export function round(value: any, decimals: any) {
2
	if (!decimals) decimals = 0;
3
	return Number(Math.round(Number(value + 'e' + decimals)) + 'e-' + decimals);
4
}

32
function round2(number) {
33
  return Math.round(number * 100) / 100;
34
}

157
static round(value, decimals) {
158
  return Number(`${Math.round(`${value}e${decimals}`)}e-${decimals}`)
159
}

36
function roundNumber(num, decimals) {
37
    num = num || 0;
38
    if (typeof num === 'number') {
39
        return parseFloat(num.toFixed(decimals));
40
    } else {
41
        return roundArray(num, decimals);
42
    }
43
}

17
function roundTo(value, places) {
18
  var mult = Math.pow(10, places);
19
  return Math.round(value * mult) / mult;
20
}

118
export function round1(num: number) {
119
    if (+num.toPrecision(4) === (num | 0)) return num;
120
    else return num.toPrecision(4);
121
}

311
function convertDecimal(value, surroundDecimalsWith) {
312
    if (/^-?([0]|([1-9][0-9]*))(\.[0-9]+)?$/.test(value) == false) {
313
        throw new Error("value supposed to be a decimal number but got: " + value);
314
    }
315
    if (surroundDecimalsWith) {
316
        return {
317
            value: value,
318
            toJSON: function () {
319
                return surroundDecimalsWith.str + value + surroundDecimalsWith.str;
320
            }
321
        };
322
    }
323
    else {
324
        return value;
325
    }
326
}

140
export function roundTo(num: number, decimals: number = 2): number {
141
    const a = Math.pow(10, decimals);
142
    return Math.round(num * a) / a;
143
}