c# - How to detect plus key in wpf? -


i know can use below code determine enter key in keyboard 

if (e.key == key.return) {     // }

but want know code "+" , "-" ?

can me please.

there 2 sets. 1 in keyboard side , other in keypad side.

for keboard use key.oemplus , key.oemminus , keypad 1 use key.add , key.subtract.


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