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Lodash Functions

Implement various Lodash functions and methods to manipulate and transform data efficiently, a common task given during front end interviews and improve your front end interview readiness.

所有练习题目

编码形式

题目列表

  • Count ByImplement a function that counts the number of times a value appears in an array based on a function or property name
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  • DebounceImplement a function to limit how many times a function can be executed by delaying the execution of the function until after a specified time after its last execution attempt
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  • FlattenImplement a function that recursively flattens an array into a single level deep
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  • Deep CloneImplement a function that performs a deep copy of a value
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  • ClampImplement a function to clamp a number within the inclusive lower and upper bounds
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  • ChunkImplement a function that creates an array of elements split into smaller groups of a specified size
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  • CompactImplement a function that creates an array with all falsey values removed
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  • DifferenceImplement a function that finds the difference in values between arrays
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  • Drop Right WhileImplement a function that excludes elements from the end of an array until the predicate returns false
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  • Drop WhileImplement a function that excludes elements from the beginning of an array until the predicate returns false
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  • FillImplement a function that fills an array with values within specified indices
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  • Find IndexImplement a function that returns the index of the first element in the array that satisfies the provided testing function
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  • Find Last IndexImplement a function that returns the index of the last element in the array that satisfies the provided testing function
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  • From PairsImplement a function that returns an object composed from key-value pairs
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  • GetImplement a function to safely access deeply-nested properties in JavaScript objects
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  • In RangeImplement a function to check if a number falls between two numbers
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  • IntersectionImplement a function that computes the intersection of arrays, returning a new array containing unique values present in all given arrays
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  • OnceImplement a function that accepts a callback and restricts its invocation to at most once
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  • Unique ArrayImplement a function to remove all duplicate values from an array
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  • SizeImplement a function that returns the size of collection
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  • CurryImplement a function that transforms a function that takes multiple arguments into a function that can be repeatedly called with only one argument at a time
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  • Group ByImplement a function that groups values in an array based on a function or property name
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  • Intersection ByImplement a function that returns an array of unique values that are included in all given arrays based on a provided iteratee function
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  • Intersection WithComputes the intersection of arrays using a custom comparator function to determine equality between elements
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  • Is EmptyImplement a function to check if a value is an empty object, collection, map, or set
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  • LimitImplement a function that accepts a callback and restricts its invocation to at most N times
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  • ThrottleImplement a function to control the execution of a function by limiting how many times it can execute over time
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  • Deep EqualImplement a function that determines if two values are equal
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