Print the value of an expression (examine)¶
examine expr1
Print value of an expression via typeset, let, and failing these, eval.
Single variables and arithmetic expressions do not need leading $
for
their value is to be substituted. However if neither these, variables
need $
to have their value substituted.
In contrast to normal zsh expressions, expressions should not have blanks which would cause zsh to see them as different tokens.