Projection Functions

Learn how to use projection functions to apply range-based algorithms on derived data

Ryan McCombe
Updated
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Questions & Answers

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Handling Projections with Pointers to Objects in C++
How do I handle projections when the collection contains pointers to objects?
Performance Implications of Using Projection Functions in C++
What are the performance implications of using projection functions in large datasets?
Combining Multiple Projection Functions in C++
Can I combine multiple projection functions for a single algorithm?
Using Lambda Expressions as Projection Functions in C++
How do I use lambda expressions as projection functions?
Can Projection Functions Return References in C++?
Can projection functions return references instead of values?
How to Test Projection Functions Independently in C++
How do I test projection functions independently of the algorithms that use them?
Can Projection Functions Be Stateful in C++?
Can projection functions be stateful, and if so, how should I manage their state?