To get the help mode, is "?" the only way?

General Usage
6

The REPL help mode is implemented with the REPL.@repl macro:

julia> REPL.@repl coll
search: collect code_llvm @code_llvm Colon coalesce complex Complex ComplexF64 ComplexF32 ComplexF16 countlines code_lowered Cdouble Clonglong @code_lowered precompile functionloc cglobal Culonglong

Couldn't find coll
Perhaps you meant conj, copy, cos, cosc, cosd, cosh, cot, cotd, coth, ceil, cld, ccall, all, fill, foldl, kill, Bool, collect, Colon, Core, conj!, copy!, cospi, count, const, acos, acosd, acosh or acot
  No documentation found.

  Binding coll does not exist.
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