I have always written 長 with the 一 first, here it is with the 丨 first.

My mobile accepts both and as both are 8 strokes most of my books don't distinguish, although one lists the character under 一 .

in 張 it's 一 in first (in Skritter) for the 長 part

We're aiming to support either, I think, but we haven't specified them all yet. That'll get done in the big tidying-up mission we're about to embark on.