Instructor David's arrow function for binary string expansion algorithm
| const binaryStringExpansion = (str) => ( | |
| (str.indexOf('_') === -1) ? | |
| [str] : | |
| binaryStringExpansion(str.replace('_', '0')) | |
| .concat( | |
| binaryStringExpansion(str.replace('_', '1')) | |
| ) | |
| ); |
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This is an algorithm my instructor David at Coding Dojo showed me, and this was my first exposure to arrow functions.