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- const vowelDoubler = function(array) {
- for (let i = 0; i < array.length; i++) {
- let vowel = array[i];
- if (vowel === 'a' || vowel === 'e' || vowel === 'i' || vowel === 'o' || vowel === 'u') {
- array.splice(i + 1 , 0, 'vowel adds here');
- // array.splice(i + 1, 0, vowel)
- }
- }
- return array;
- }
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