Test integerness: Difference between revisions
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=={{header|J}}==
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<lang J>(= <.) 3.14 7</lang>
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=={{header|Python}}==
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<lang python>>>> def isint(f):
return int(f) == f
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=={{header|REXX}}==
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<lang rexx>/* REXX ---------------------------------------------------------------
* 20.06.2014 Walter Pachl
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=={{header|Tcl}}==
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The simplest method of doing this is testing whether the value is equal to the value after casting it to a integral value.
<lang tcl>proc isNumberIntegral {x} {
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