30秒学会 JavaScript 片段 – pullBy
Mutates the original array to filter out the values specified, based on a given iterator function. C...
Mutates the original array to filter out the values specified, based on a given iterator function. C...
Checks if the given number falls within the given range. Use arithmetic comparison to check if the g...
Returns the maximum value of a list, after mapping each element to a value using the provided functi...
Calculates the factorial of a number. Use recursion. If $n is less then or equal to 1, return 1. Oth...
Returns the sum of a list, after mapping each element to a number using the provided function. Use I...
Returns the index of the last element for which the provided function returns a truthy value. Use Ar...
Filters out the non-unique values in an array, based on a provided comparator function. Use Array.pr...
Returns the unique symmetric difference between two arrays, not containing duplicate values from eit...
Returns all elements in an array except for the first one. Use array_slice() and count() to return a...
Returns true if two arrays contain the same elements regardless of order, false otherwise. Use a for...