30秒学会 C# 片段 – FindIndexOfFirstBy
Returns the first index in an IList that matches the given predicate function, match. Use Enumerable...
Returns the first index in an IList that matches the given predicate function, match. Use Enumerable...
Returns the average of a list, after mapping each element to a value using the provided function. Us...
Returns the least common multiple of a list of numbers. Use functools.reduce(), math.gcd() and lcm(x...
Filters out the unique values in a list. Use a collections.Counter to get the count of each value in...
Returns the minimum value of a list, after mapping each element to a number using the provided funct...
Returns true if the provided predicate function returns true for all elements in a collection, false...
Flattens a 2D collection into a single dimension. Use IEnumerable.SelectMany() to flatten the 2D enu...
Returns a random element from a list. Use Random.nextInt() to generate a random integer between 0 an...
Splits values into two groups. If an element in filter is True, the corresponding element in the col...
Returns every nth element in a list. Use List.generate() to generate a list that fits the number of ...