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select(BasicList,Type) -- select elements of a given type in a list

Function: select
Usage:

select(L, T)
Inputs:
- L, a basic list,
- T, a type,
Outputs:
- a basic list, containing elements of L whose class inherits from type T

Description

The order of the elements in the result will be the same as in the original list L, and the class of the result will be the same as the class of L.

i1 : select({1,"2",3.14,4+5*ii}, ZZ)

o1 = {1}

o1 : List

i2 : select([1,"2",3.14,4+5*ii], RR)

o2 = [3.14]

o2 : Array

See also

select(BasicList,Function) -- select elements from a list

Ways to use this method:

select(BasicList,Type) -- select elements of a given type in a list

The source of this document is in Macaulay2Doc/functions/select-doc.m2:113:0.