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Task/Introspection/EchoLisp/introspection.echolisp

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+(version)
+→ EchoLisp - 2.50.3
+  📗 local-db: db.version: 3
+
+(when (< (version) 2.6)
+  (writeln "Please reload EchoLisp : CTRL-F5, CMD-R or other...")
+  (exit))
+
+(if (and (bound? 'bloop) (bound? 'abs) (procedure? abs))
+    (abs bloop) 'NOT-HERE)
+    → NOT-HERE
+
+(define bloop -777)
+   → bloop
+(if (and (bound? 'bloop) (bound? 'abs) (procedure? abs)) (abs bloop) 'NOT-HERE)
+   → 777
+
+(for/sum ((kv (environment-bindings user-initial-environment )))
+    #:when (integer? (second kv))
+    (writeln kv)
+    (second kv))
+
+    ("bloop" -777)
+    ("gee" 555)
+    ("buzz" 333)
+    → 111 ;; sum