<HTML>
<body>
</body>
<script>
function unique(arr){
let result = [];
for(let item of arr){
if (!result.includes(item)) result.push(item);
}
return result;
}
let strings = ["Hare", "Krishna", "Hare", "Krishna",
"Krishna", "Krishna", "Hare", "Hare", ":-O"
];
alert( unique(strings) ); // Hare, Krishna, :-O
</script>
</HTML>
<!-- my answer
function unique(arr) {
let unique = [];
arr.forEach(
function (item){
if(!unique.includes(item)){
unique.push(item);
}
}
);
return unique;
}
-->
<body>
</body>
<script>
function unique(arr){
let result = [];
for(let item of arr){
if (!result.includes(item)) result.push(item);
}
return result;
}
let strings = ["Hare", "Krishna", "Hare", "Krishna",
"Krishna", "Krishna", "Hare", "Hare", ":-O"
];
alert( unique(strings) ); // Hare, Krishna, :-O
</script>
</HTML>
<!-- my answer
function unique(arr) {
let unique = [];
arr.forEach(
function (item){
if(!unique.includes(item)){
unique.push(item);
}
}
);
return unique;
}
-->
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