Mastering Excel goes far beyond SUM and VLOOKUP. By learning functions like COUNT, AVERAGE, SUMIF, SUBTOTAL, XLOOKUP, and INDEX/MATCH, you can find opportunities to improve your Excel sheet. Some ...

//Need to get the mid point of array. Use Floor because we always want to round down. $mid = floor($count/2); //If there are an even amount of elements... if (($count ...