Case Sensitive PowerShell–Contains Comparison Operator

In PowerShell, you can test to see if a variable or array contains a specific piece of data. Take the following example:

$Arr1 = "PowerShell","Rocks","The","Windows","World"

If I was interested in knows if this array contained the string “rocks”, I would execute this command:

$Arr1 -contains "rocks"

The response would be True. Notice that in the array, the data is spelled with a capitol letter. The query used a lower case letter. PowerShell has a case sensitive contains operator called ccontains. When the same query is executed, but this time with ccontains, the answer returned is False. If the query was changed to

$Arr1 -ccontains "Rocks"

Then the response would be True

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Jason Yoder, MCT

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