Count

Usage

• Count[list, pattern] gives the number of elements in list that match pattern.
• Count[expr, pattern, levelspec] gives the total number of subexpressions matching pattern that appear at the levels in expr specified by levelspec.

Notes

• Level specifications are described in Section A.3.6.

• See Section 1.8.5 and Section 2.3.2.

• See also: FreeQ, MemberQ, Cases, Select, Position, StringCount, Total.

• Related package: Statistics`DataManipulation`.

• New in Version 1.

Further Examples