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| // Filter unique array members | |
| // importance: 4 | |
| // Let arr be an array. | |
| // Create a function unique(arr) that should return an array with unique items of arr. | |
| // For instance: | |
| function unique(strArr) { | |
| const resultArr = []; | |
| for (let str of strArr) { | |
| if(!resultArr.includes(str)) { | |
| resultArr.push(str); | |
| } | |
| } | |
| return resultArr; | |
| } | |
| let strings = ["Hare", "Krishna", "Hare", "Krishna", | |
| "Krishna", "Krishna", "Hare", "Hare", ":-O" | |
| ]; | |
| console.log( unique(strings) ); // Hare, Krishna, :-O |
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