Code Ligatures: dlig vs calt vs calt+CODE

Discretionary Ligatures dlig

== === <= >= != !== -> ## ### #### // ${ => && &&& %% || ||| !! ??

Contextual Alternates calt

== === <= >= != !== -> ## ### #### // ${ => && &&& %% || ||| !! ??

Contextual Alternates & “CODE” Axis calt+CODE

== === <= >= != !== -> ## ### #### // ${ => && &&& %% || ||| !! ??