Python CodeRecipe|count()の使い方

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count()の例1

Return the number of times the value "cherry" appears int the fruits list:

    fruits = ['apple', 'banana', 'cherry']x = fruits.count("cherry")
  

count()の定義及び使い方

count()関数は、指定された値を持つ要素の数を返します。

count()の構文

list.count(value)

count()の引数

パラメータ 説明

value:必須. Any type (string, number, list, tuple, etc.). The value to search for.

Example

Return the number of times the value 9 appears int the list:

    points = [1, 4, 2, 9, 7, 8, 9, 3, 1]x = points.count(9)
  

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