Test integerness: Difference between revisions

→‎{{header|J}}: remove specious {{{incomplete}}} tag; add alternative approach; format entry
(→‎{{header|Python}}: Use is_integer())
(→‎{{header|J}}: remove specious {{{incomplete}}} tag; add alternative approach; format entry)
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=={{header|J}}==
'''Solution''':<lang j> isInt =: = <.</lang>
{{incomplete}}
'''Alternative solution''' (remainder after diving by 1?): <lang j> isInt=: 0 = 1&|</lang>
<lang J>(= <.) 3.14 7</lang>
'''Example''':<lang j> isInt 3.14 7
{{out}}
<pre>0 1</prelang>
 
=={{header|Perl 6}}==
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