関連ワード:  powershell open a text file    powershell open a text file in notepad    powershell read a text file    powershell read a text file line by line    powershell read a text file into an array    powershell view a text file    powershell open text file for writing    powershell open text file for reading    powershell open text file and find string    powershell open text file in terminal