mouseEnter

mouseEnter

Handler:

on mouseEnter
   statements
end mouseEnter

HyperCard sends the mouseEnter message to a button or field just after the pointer moves within its rectangle.

Placeholders

statements
Any return-separated list of built-in commands, user-defined handlers, or keywords that are part of a message or function handler.

put "Hello world"   -- built-in command
get total(field 1)  -- function call
global HelpInfo     -- keyword