Sorting an object with mixed content (numbers && letters)

object-sorting-2.js

// from https://www.sitepoint.com/sort-an-array-of-objects-in-javascript/
function compareValues(key, order='asc') {
  return function(a, b) {
    if(!a.hasOwnProperty(key) || !b.hasOwnProperty(key)) {
  	  return 0; 
    }
    
    const valA = (typeof a[key] === 'string') ? a[key].toUpperCase() : a[key];
    const valB = (typeof b[key] === 'string') ? b[key].toUpperCase() : b[key];
    let comparison = 0;
    
    if (valA > valB) {
      comparison = 1;
    } else if (valA < valB) {
      comparison = -1;
    }
    
    return ((order === 'desc') ? (comparison * -1) : comparison);
  };
}

arr.sort(compareValues('key', 'desc'));

object-sorting.js

function objSort(a, b) {
    const valA = a[column].value;
    const valB = b[column].value;

    if (!valA && !valB) {
        return 0;
    }

    if (!valA) {
        return -1;
    }

    if (!valB) {
        return 1;
    }

    if (isNaN(valA) && isNaN(valB)) {
        return valA.localeCompare(valB);
    } else {
        if (valA === valB) {
            return 0;
        }

        return valA > valB ? 1 : -1;
    }
}

arr.sort(objSort);