how to check single line text should contain data in format "firstname lastname"

[saranyavs]

Hi team,

In catalog item there is a field called 'name' as single line text, this should allow data only in below format. how to write the script ?

Firstname<space>Lastname

[Tanushree Maiti]

Hi @saranyavs  ,

Could you please explain the background on your requirement.

Do you have requested for variable (reference variable )in your form. Or  you are placing Name text variable for that purpose.

Or based on other variable selection, you want to populate this name variable.