How does Holden feel about Jane?
Holden clearly appreciates and adores Jane, and she is someone he can talk with comfortably. Except for family members, she is the only person to whom he has shown Allie's baseball glove. Holden loves Jane's idiosyncrasies.
How does Holden treat Jane?
Jane never actually appears in the story, but Holden frequently thinks about her. She seems to be the one girl - indeed, the one person - of his own age whom he genuinely likes. ... Holden, then, regards Jane as a close friend and is probably deeply attracted to her. However, he can never bring himself to even phone her.