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<!DOCTYPE html> <html lang="en"> <body> <pre id="output"></pre> <script> var arr = ['apple', '', '', 'banana', '', 'mango']; arr = arr.filter((x) => x.length>0); for(index = 0; index < arr.length; index++) { document.getElementById('output').innerHTML += index + ' - ' + arr[index] + '\n'; } </script> </body> </html>
