The snippet library.
Small, practical examples. Search by task or narrow things down below.
Read a whole text file
Load text as one string instead of one item per line.
Get-Content✓ Tested
Read JSON into a hashtable
PowerShell: AsHashtable produces dictionary-style results for keys that are data rather than fixed property names.
PowerShell✓ Tested
Read named fields from a successful regex match
PowerShell: The Matches table is updated after a successful scalar match operation.
PowerShell✓ Tested
Read rows from CSV text
Parse CSV into objects with named properties.
CSV✓ Tested
Read the kind of command being invoked
PowerShell: CommandType distinguishes cmdlets from functions, aliases, and external applications.
PowerShell✓ Tested
Read the last array element
PowerShell: A negative array index counts backward from the end.
PowerShell✓ Tested
Reject NaN and infinite values
PowerShell: Double.IsFinite excludes numeric values unsuitable for ordinary bounded calculations.
PowerShell✓ Tested
Remove an optional hashtable entry
PowerShell: Remove changes the map in place without changing unrelated entries.
PowerShell✓ Tested
Rename a file in its current directory
PowerShell: Rename-Item changes the name without moving the item to another directory.
PowerShell✓ Tested
Repeat while a condition holds
PowerShell: Repeat while a condition holds using PowerShell 7.
PowerShell✓ Tested
Replace a literal word in text
PowerShell: Replace a literal word in text using PowerShell 7.
PowerShell✓ Tested
Replace repeated whitespace
Normalize runs of whitespace to one space.
regex✓ Tested