Question: Write a method that takes in a String and returns a new string that replaces every vowel with two occurrences of that vowel. For example:

Write a method that takes in a String and returns a new string that replaces every vowel with two occurrences of that vowel.

For example:

doubleVowel("hello")

would return

heelloo

public String doubleVowel(String str) {

code

}

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