RosettaCodeData/Task/Determine-if-a-string-is-numeric/APL/determine-if-a-string-is-numeric-2.apl
2023-07-01 13:44:08 -04:00

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230 B
APL

⎕VFI '¯' @ ('-'=) '152 -3.1415926 Foo123' ⍝ Fast: replacement of - with APL high-minus required for ⎕VFI
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⎕VFI '-' ⎕R '¯' '152 -3.1415926 Foo123' ⍝ Simple: (ditto)
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