Results for “Array operations”
Small, practical examples. Search by task or narrow things down below.
Find the first matching array item
JavaScript: find returns undefined when no item satisfies the predicate.
JavaScript✓ Tested
Find the first matching array item
TypeScript: find returns undefined when no item satisfies the predicate.
TypeScript✓ Tested
Find the largest array value
Track the maximum in a nonempty C integer array.
C✓ Tested
Find the smallest value in a nonempty array
C: Initialize from the first element instead of assuming a numeric sentinel.
C✓ Tested
Insert into an array with spare capacity
C: Move the trailing elements before inserting and keep the logical length separate from capacity.
C✓ Tested
Iterate over a fixed array of records
C: Compute the array element count with sizeof at the point where it is still an array.
C✓ Tested
Iterate with array indices and values
JavaScript: entries provides each position and value without a separate counter.
JavaScript✓ Tested
Iterate with array indices and values
TypeScript: entries provides each position and value without a separate counter.
TypeScript✓ Tested
Join an array into text
PowerShell: Join an array into text using PowerShell 7.
PowerShell✓ Tested
Look up values in an associative array
Use named keys for a small in-memory configuration table.
dictionary✓ Tested
Loop over an array safely
Preserve spaces in array elements while iterating.
array✓ Tested
Merge two sorted arrays
C: Advance the pointer belonging to the smaller next element and copy any remaining suffix.
C✓ Tested