function decodeMessage(message) {
let arr = message.split('');
for (i = 0; i < arr.length; i++) {
if (arr[i] == 1) {
arr[i] = "i"
}
else if (arr[i] == 3) {
arr[i] = "e"
}
else if (arr[i] == 0) {
arr[i] == "o"
}
else if (arr[i] == 5) {
arr[i] = "y"
}
else if (arr[i] == 4) {
arr[i] = "a"
}
if (arr[i] == 2) {
arr[i] = "u"
}
arr[73] = 'l';
}
message = arr.join('');
return message;
console.log(arr)
}
console.log(decodeMessage('th1s 1s 4 t3st. th1s 1s 0nl5 4 t3st. 1f th1s w3r3 4 r34l m3ss4g3, 502 w021d g3t s0m3th1ng m34n1ngf2l.'))
else if (arr[i] == "0") {
arr[i] = "o"
}
'th1s 1s 4 t3st. th1s 1s 0nl5 4 t3st. 1f th1s w3r3 4 r34l m3ss4g3, 502 w021d g3t s0m3th1ng m34n1ngf2l.'
.replace(/0/g, 'o')
.replace(/1/g, 'i')
.replace(........)