PowerShell: Date Time

Get-Date Command

use Get-Date to get current date time.

Get-Date
# Monday, September 9, 2024 10:04:20 AM

ISO 8601 Date Time Format

Get-Date -Format "yyyy-MM-dd"
# 2021-05-11

Get-Date -Format "yyyyMMdd"
# 20210511

Get-Date -Format "yyyy-MM-ddTHH:mmK"
# 2021-05-11T14:42-07:00

Other Common Formats

# common datetime string in programing
Get-Date -Format "yyyy-MM-dd_HHmmss"
# 2024-09-09_100239 

Get-Date -Format "yyyy-MM-dd dddd"
# 2021-05-11 Tuesday

Get-Date -Format "dddd MM/dd/yyyy HH:mm K"
# Tuesday 05/11/2021 14:44 -07:00

Parse Date

$xDateObj = [datetime]::ParseExact("2021-12-11 01:00:00", "yyyy-MM-dd hh:mm:ss", [Cultureinfo]::InvariantCulture)