Created
October 13, 2017 01:03
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print time in swift with milliseconds
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| func printDate(string: String) { | |
| let date = Date() | |
| let formatter = DateFormatter() | |
| formatter.dateFormat = "HH:mm:ss.SSSS" | |
| print(string + formatter.string(from: date)) | |
| } |
There are many convenient options now:
let date = Date.now
let formattedFractional = date.formatted(.dateTime.hour().minute().second().secondFraction(.fractional(3)))
// example: "8:07:48.145 AM"
print(formattedFractional)
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This is super useful, but the format should be "HH:mm:ss.SSS" (three big S's). The fourth S puts a 0 at the end of all values.