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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 9x 9x 9x 30x 30x 9x 9x 9x 9x 1x 1x | const checkForError = require('./src/checkForError'); /** * Get all indexes of array, with number key * @param {Array} array - input array * @param {Boolean} fatalError - should error be thrown in case no keys are found? * @returns {Array} Array of indexes */ const getAllKeysFromArray = (array, fatalError) => { const toReturn = []; if (Array.isArray(array)) { array.forEach((element, index) => { toReturn.push({ number: index }); }); } checkForError(fatalError, toReturn); return toReturn; }; module.exports = getAllKeysFromArray; |