Results for “Array restructuring”
Small, practical examples. Search by task or narrow things down below.
Separate a first item from the remaining items
JavaScript: Array destructuring and a rest element produce named pieces of a sequence.
JavaScript✓ Tested
Separate a first item from the remaining items
TypeScript: Array destructuring and a rest element produce named pieces of a sequence.
TypeScript✓ Tested
Store a variable-length payload after a structure header
C: A flexible array member lets one allocation hold metadata and trailing bytes.
C✓ Tested
Store samples in a fixed-size ring buffer
Arduino / C: The write position wraps while the storage size stays constant.
Arduino / C✓ Tested
Sum typed values with reduce
Accumulate numeric array elements.
reduce✓ Tested
Transform each item in a collection
Build a result array with a foreach expression.
foreach✓ Tested
Use a fixed-size container with bounds checking
C++: std::array retains its element count and supports checked access through at.
C++✓ Tested
Use named states for a controller
Arduino / C: An enum makes state transitions easier to read than unexplained numbers.
Arduino / C✓ Tested
Check JSONB containment
Test whether an object contains a key-value pair.
jsonb✓ Tested
Count matching values
Count even numbers in a fixed C array.
C✓ Tested
Filter even numbers
Create a JavaScript array containing only even values.
JavaScript✓ Tested
Group records into map entries
JavaScript: Initialize an array for a missing Map key before appending its values.
JavaScript✓ Tested