RosettaCodeData/Task/Determine-if-a-string-is-numeric/EchoLisp/determine-if-a-string-is-numeric.echolisp
2016-12-05 23:44:36 +01:00

6 lines
118 B
Text

(string->number "albert")
→ #f
(string->number -666)
→ -666
(if (string->number 666) 'YES 'NO)
→ YES