Operator.countOf() is used for counting the number of occurrences of
a. It counts the number of occurrences of value.
Syntax : Operator.countOf(freq = a, value = b)
freq : It can be list or any other data type which store value
value : It is value for which we have to count the number of occurrences
Returns: Count of number of occurrences of value.
Example #1: Use
Operator.countOf() to count the number of occurrences of given value in a list.
Number of occurrence of b in arr1 = 2 Number of occurrence of e in arr1 = 0 Number of occurrence of 3 in arr = 3
Example #2: Use
Operator.countOf() to count the number of occurrences of given value in a dictionary.
Number of occurrence of three in dict = 3 Number of occurrence of one in dict = 2 Number of occurrence of four in dict = 0
Example #3: Use
Operator.countOf() to count the number of occurrences of given value in a tuples.
Number of occurrence of b in tuple1 = 2 Number of occurrence of e in tuple1 = 0 Number of occurrence of 3 in tuple = 3
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