JAVASCRIPT

javascript format number 2 digits

var numarr = [8, 32, 128]
var formatted = []
//create three numbers of different lengths
numarr.forEach(num => {
  formatted.push(
    num.toLocaleString('en-US', {//this is the function that formats the numbers
      minimumIntegerDigits: 2, //change this to your minimum length
      useGrouping: false
    })
  )
})
//after running this, formatted == [08, 32, 128]

js format string 2 digits

[7, 27.5, -7.2345].forEach(myNumber => {
  let formattedNumber = myNumber.toLocaleString('en-US', {
    minimumIntegerDigits: 2,
    useGrouping: false
  })
  console.log(
    'Input:    ' + myNumber + '
' +
    'Output:   ' + formattedNumber
  )
})