The carcinoembryonic antigen (CEA) test measures the amount of this protein that may appear in the blood of some people who have certain kinds of cancers, especially cancer of the large intestine (colon and rectal cancer).
In this INDEX / MATCH example, the MATCH function will find the position of Jacket in column B, and the INDEX function will return the code from the same position in column A. Set up the worksheet as shown at right. Enter the following formula in cell B6: =INDEX($A$2:$A$4,MATCH(A6,$B$2:$B$4,0))
The Excel INDEX function returns the value at a given position in a range or array. You can use index to retrieve individual values or entire rows and columns. INDEX is often used with the MATCH function, where MATCH locates and feeds a position to INDEX. The value at a given location.