DurationFormat constructor
const
DurationFormat({})
Implementation
const DurationFormat(
{this.year,
this.yearSuffix = "Year",
this.month,
this.monthSuffix = "Mon",
this.day,
this.daySuffix = "Day",
this.hour,
this.hourSuffix = ":",
this.minute,
this.minuteSuffix = ":",
this.second,
this.secondSuffix});