round decimal places javascript code example

Example 1: javascript round to 2 decimal places

var subTotal="12.1345";// can also be int, float, string
var subTotalFormatted=parseFloat(subTotal).toFixed(2); //"12.13"

Example 2: round to nearest decimal javascript

round(12345.6789, 2) // 12345.68
round(12345.6789, 1) // 12345.7

Example 3: round to decimal javascript

function round(value, precision) {
    var multiplier = Math.pow(10, precision || 0);
    return Math.round(value * multiplier) / multiplier;
}

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