The meaning of '$_' in Powershell
When you are using Powershell, you easily run into this: $_
The meaning is the variable for the current values in the pipe line.
For example,
>>> 1,2,3 | %{ write-host $}%
1
2
3
Additionally, %{ } block means every value in the array.
Thanks
Have Fun!
The meaning is the variable for the current values in the pipe line.
For example,
>>> 1,2,3 | %{ write-host $}%
1
2
3
Additionally, %{ } block means every value in the array.
Thanks
Have Fun!
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