user=> (try (Integer/parseInt "x") (catch Exception _ 0))
0
user=> (defmacro parse-int [a default] `(try (Integer/parseInt ~a)
(catch Except
ion _ ~default)))
#'user/parse-int
user=> (parse-int "x" 0)
java.lang.Exception: Can't bind qualified name:user/_ (NO_SOURCE_FILE:
0)
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