techFindViaVariantByName

techFindViaVariantByName(
d_techfileID
t_viaVariantName
)
=> d_viaVariantID / nil

Finds the viaVariantId with the name t_viaVariantName.

d_techfileID

The technology file identifier of the technology database.

t_viaVariantName

The name of the standard via variant that you attempt to find.

Valid values: Any string unique in the database

d_viaVariantID	The technology file was created successfully with the database identifier viaVariantID.
`nil`	It fails to find `ViaVariant` probably because of either `d_techfileID` does not exist or the `viaVariant` with the name is not found in the technology database.

techFindViaVariantByName(tf "via1")

=> db:0x056de792

Returns the viaVariantId with the name, via1.