Reference from first and last values in a row

[lbird2]

	Start Date	End Date	Jan-20	Feb-20	Mar-20	Apr-20	May-20	Jun-20	Jul-20
A				212	518	623
B						891	218	563	500
C			926	777

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For the table above, I would like to return the dates corresponding to the first and last values in the row.
For example, Start Date for category A would Feb-20, End Date Apr-20.

 

[DanteAmor]

Try this array formulas

<table border="1" cellspacing="0" style="font-family:Calibri,Arial; font-size:11pt; background-color:#ffffff; "> <colgroup><col style="font-weight:bold; width:30px; " /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /><col style="width:76.04px;" /></colgroup><tr style="background-color:#cacaca; text-align:center; font-weight:bold; font-size:8pt; "><td > </td><td >A</td><td >B</td><td >C</td><td >D</td><td >E</td><td >F</td><td >G</td><td >H</td><td >I</td><td >J</td></tr><tr style="height:19px ;" ><td style="font-size:8pt; background-color:#cacaca; text-align:center; " >1</td><td > </td><td >Start Date</td><td >End Date</td><td style="text-align:right; ">ene-20</td><td style="text-align:right; ">feb-20</td><td style="text-align:right; ">mar-20</td><td style="text-align:right; ">abr-20</td><td style="text-align:right; ">may-20</td><td style="text-align:right; ">jun-20</td><td style="text-align:right; ">jul-20</td></tr><tr style="height:19px ;" ><td style="font-size:8pt; background-color:#cacaca; text-align:center; " >2</td><td >A</td><td style="text-align:right; ">feb-20</td><td style="text-align:right; ">abr-20</td><td > </td><td style="text-align:right; ">212</td><td style="text-align:right; ">518</td><td style="text-align:right; ">623</td><td > </td><td > </td><td > </td></tr><tr style="height:19px ;" ><td style="font-size:8pt; background-color:#cacaca; text-align:center; " >3</td><td >B</td><td style="text-align:right; ">abr-20</td><td style="text-align:right; ">jul-20</td><td > </td><td > </td><td > </td><td style="text-align:right; ">891</td><td style="text-align:right; ">218</td><td style="text-align:right; ">563</td><td style="text-align:right; ">500</td></tr><tr style="height:19px ;" ><td style="font-size:8pt; background-color:#cacaca; text-align:center; " >4</td><td >C</td><td style="text-align:right; ">ene-20</td><td style="text-align:right; ">feb-20</td><td style="text-align:right; ">926</td><td style="text-align:right; ">777</td><td > </td><td > </td><td > </td><td > </td><td > </td></tr></table><br /><table style="font-family:Arial; font-size:10pt; border-style: groove ;border-color:#00ff00;background-color:#fffcf9; color:#000000; "><tr><td ><b></b></td></tr><tr><td ><table border = "1" cellspacing="0" cellpadding="2" style="font-family:Arial; font-size:9pt;"><tr style="background-color:#cacaca; font-size:10pt;"><td >Cell</td><td >Array Formula</td></tr><tr><td >B2</td><td >{=INDEX($A$1:$J$1,0,MIN(IF($D2:$J2>0,COLUMN($D2:$J2))))}</td></tr><tr><td >C2</td><td >{=INDEX($A$1:$J$1,0,MAX(IF($D2:$J2>0,COLUMN($D2:$J2))))}</td></tr></table></td></tr></table>

Array formulas
Entered with Ctrl+Shift+Enter. If entered correctly, Excel will surround with curly braces {}.
Note: Do not try and enter the {} manually yourself.

 

[Fluff]

How about

Book1
	A	B	C	D	E	F	G	H	I	J
1		Start Date	End Date	Jan-20	Feb-20	Mar-20	Apr-20	May-20	Jun-20	Jul-20
2	A	Feb-20	Apr-20		212	518	623
3	B	Apr-20	Jul-20				891	218	563	500
4	C	Jan-20	Feb-20	926	777
Lookup

Cell Formulas
Range	Formula
B2	=AGGREGATE(15,6,$D$1:$J$1/(D2:J2>0),1)
C2	=AGGREGATE(14,6,$D$1:$J$1/(D2:J2>0),1)

 

[lbird2]

Both worked wonderfully! Thank you so much.

 

[DanteAmor]

I'm glad to help you. Thanks for the feedback.

 

[Fluff]

You're welcome & thanks for the feedback