Hi,
I am new to Power BI and I need help with the syntax, please. I am trying to add a new custom column, and although there are no errors detected at the bottom, I am seeing an expression error at the top. Please refer to the image below.
1 ACCEPTED SOLUTION
@hongho2 You seem to be writing DAX in Power Query (M). The proper syntax for M (and yes, case matters) is:
if [Purchase Office] = [New Purchase Office] then "T" else "F"Follow on LinkedIn
@ me in replies or I'll lose your thread!!!
Instead of a Kudo, please vote for this idea
Become an expert!: Enterprise DNA
External Tools: MSHGQM
YouTube Channel!: Microsoft Hates Greg
Latest book!: DAX For Humans
DAX is easy, CALCULATE makes DAX hard...
@hongho2 You seem to be writing DAX in Power Query (M). The proper syntax for M (and yes, case matters) is:
if [Purchase Office] = [New Purchase Office] then "T" else "F"Follow on LinkedIn
@ me in replies or I'll lose your thread!!!
Instead of a Kudo, please vote for this idea
Become an expert!: Enterprise DNA
External Tools: MSHGQM
YouTube Channel!: Microsoft Hates Greg
Latest book!: DAX For Humans
DAX is easy, CALCULATE makes DAX hard...
Helpful resources
Power BI Dataviz World Championships
The Power BI Data Visualization World Championships is back! Get ahead of the game and start preparing now!
Power BI Monthly Update - December 2025
Check out the December 2025 Power BI Holiday Recap!
FabCon Atlanta 2026
Join us at FabCon Atlanta, March 16-20, for the ultimate Fabric, Power BI, AI and SQL community-led event. Save $200 with code FABCOMM.
