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Get indices of a value in an array

This function returns all the indices of a specified value in an array. JavaScript: TypeScript:

Find the maximum item of an array

This function finds the largest number in an array. JavaScript: TypeScript:

Count by the properties of an array of objects

This function counts the number of objects in an array that have a specified property value. JavaScript: TypeScript:

Get all n-th items of an array

This function returns every n-th item from an array, starting from the first item. JavaScript: TypeScript:

Generate an array of alphabet characters

This function generates an array of alphabet characters from ‘a’ to ‘z’. JavaScript: TypeScript:

Get the average of an array

This function calculates the average of all the numbers in an array. JavaScript: TypeScript:

Get the intersection of arrays

This function returns an array that contains the common elements of two or more arrays. JavaScript: TypeScript:

Convert an array of strings to numbers

This function converts an array of strings into an array of numbers. JavaScript: TypeScript:

Empty an array

This function empties an array, removing all its elements. JavaScript: TypeScript:

Create an array of numbers in the given range

This function generates an array of numbers within a specified range. JavaScript: TypeScript: