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Functions Scripts/function to compare version numbers.ps1

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+$ver1 = "115.0.5790.99"
+$ver2 = "115.0.5790.171"
+
+Function verCompare($ver1, $ver2) {
+   # returns whether ver1 is Less, Greater, or Equal to ver2
+   $ver1Array = $ver1.Split(".")
+   $ver2Array = $ver2.Split(".")
+
+   # Decide which array has the least amount of subversions and we'll only compare the least amount
+   If ($ver1Array.count -ge $ver2Array.count) { $count = $ver1Array.count }
+   Else { $count = $ver2Array.count }
+
+   # Loop through each sub version and compare them.
+   # Once I hit a Greater or Less than I change the count to break
+   # Out of the for loop because there is no need to compare further
+   For ($i = 0; $i -lt $count; $i++) {
+      Switch ( $ver1Array[$i].CompareTo($ver2Array[$i]) ) {
+         -1 { $compare = "$ver1 Less than $ver2"; $i = $count + 1 }
+         0 { $compare = "$ver1 Equal to $ver2" }
+         1 { $compare = "$ver1 Greater than $ver2"; $i = $count + 1 }
+      }
+   }
+
+   return $compare
+
+}
+
+verCompare $ver1 $ver2