Function Repository Resource:

AllSameAs

Check if all elements of a list are the same as a value

Contributed by: Taliesin Beynon

ResourceFunction["AllSameAs"][list,val]

yields True if all elements of list are identical to val.

Details and Options

Elements are considered identical if SameQ gives True with val.

Check if all elements match a value:

In[1]:=

Out[1]=

If any values do not match, AllSameAs gives False:

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Patterns are not supported:

In[3]:=

$ResourceFunction["AllSameAs"][{1, 2, 3}, _Integer]$

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Wolfram Language 11.3 (March 2018) or above