Code Snippets

Category: Sorting & Data Structures

tags:
ComprehensionFunctionalLists

List Comprehension Examples

Filter, map, and pair-build in single list-comprehension expressions.

Author: chris
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tags:
DictsSort

Sort a List of Dicts

Sort a list of dicts by a key with sorted() + itemgetter for speed.

Author: chris
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ArraysFunctional

Array map/filter/reduce

Compose map, filter, and reduce to transform a list of numbers.

Author: chris
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tags:
ArraysSort

Sort Array of Objects in JS

Sort with Array.prototype.sort and a comparator function.

Author: chris
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tags:
ArraysSort

Sort Array of Arrays in PHP

Sort with usort and a spaceship-operator comparator.

Author: chris
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SlicesSort

Sort Slice of Structs in Go

Sort a slice of structs with sort.Slice and a less func.

Author: chris
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FunctionalIterators

Iterator map/filter/collect

Chain iterator adaptors and collect into a Vec.

Author: chris
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tags:
SortVec

Sort Vec by Key in Rust

Sort a Vec of structs by one field using sort_by_key.

Author: chris
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ArraysHashesSort

Sort Array of Hashes by Key

Sort an array of hashes by a numeric attribute using sort_by.

Author: chris
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tags:
ArraysHashesSort

Sort an Array of Hashes by Key

Sort an array of hashrefs numerically by a single key.

Author: chris
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