Create VowelCount.lua

Author: jotslo

strings/VowelCount.lua

@@ -0,0 +1,23 @@
+-- Author: JoshSCF
+-- Returns the amount of vowels in a string
+
+local Vowels = {
+    A = true,
+    E = true,
+    I = true,
+    O = true,
+    U = true
+}
+
+function GetVowelCount(String)
+    local Count = 0
+    for i = 1, #String do -- Iterate from 1 to the length of string
+        local Char = String:sub(i, i) -- Get character at the ith position
+        if Vowels[Char:upper()] then -- Check if uppercase form of character is in vowels table
+            Count = Count + 1 -- Add one to count
+        end
+    end
+    return Count -- Return total amount of vowels found within string
+end
+
+print(GetVowelCount("Hello, this is an example!")) -- Returns 8