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{{Glyphbox|↑}} | {{Glyphbox|↑}} | ||
The [[glyph]] '''up arrow''' (or '''pike''', in [[A Dictionary of APL]]) is an upwards pointing arrow represented by the [[Unicode]] character <code>↑</code>, "upwards arrow". The up arrow has several uses in various dialects: | The [[glyph]] '''up arrow''' (or '''pike''', in [[A Dictionary of APL]]) is an upwards pointing arrow represented by the [[Unicode]] character <code>↑</code>, "upwards arrow". The up arrow has several uses in various dialects: | ||
* In all dialects, <source lang=apl inline>↑</ | * In all dialects, <source lang=apl inline>↑</syntaxhighlight> is [[Take]] when used dyadically (except very early versions of [[APL\360]], which used it for [[Rotate]]). | ||
* In [[SHARP APL]], <source lang=apl inline>↑</ | * In [[SHARP APL]], <source lang=apl inline>↑</syntaxhighlight> is [[Unique|Nub]] when monadic. | ||
* In [[APL2]], [[NARS2000]], [[GNU APL]], and [[APLX]], <source lang=apl inline>↑</ | * In [[APL2]], [[NARS2000]], [[GNU APL]], and [[APLX]], <source lang=apl inline>↑</syntaxhighlight> is [[First]] when monadic. | ||
* In [[Dyalog APL]], [[dzaima/APL]], and [[ngn/apl]], <source lang=apl inline>↑</ | * In [[Dyalog APL]], [[dzaima/APL]], and [[ngn/apl]], <source lang=apl inline>↑</syntaxhighlight> is [[Mix]] when monadic. | ||
* In [[A+]], <source lang=apl inline>↑</ | * In [[A+]], <source lang=apl inline>↑</syntaxhighlight> is [[Signal]], giving an error with the specified message, when monadic. | ||
{{APL glyphs}}[[Category:Glyphs]] | {{APL glyphs}}[[Category:Glyphs]] |