add task solution #2751
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add task solution #2751
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anastasiiavorobiova
suggested changes
Sep 15, 2023
| function applyCustomJoin() { | ||
| [].__proto__.join2 = function(separator) { | ||
| // write code here | ||
| const { sep } = { sep: separator === undefined ? ',' : String(separator) }; |
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const sep = separator === undefined ? ',' : String(separator);
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| if (String(this[i]) === 'null') { | ||
| result += 'null'; | ||
| } else { |
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if (String(this[i]) === 'null') {
result += 'null';
} else {
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