Results for “TypeScript”
Small, practical examples. Search by task or narrow things down below.
Store a value in a named variable
TypeScript: Give a value a descriptive name and print it.
TypeScript✓ Tested
Transform a resolved promise result
TypeScript: A then handler returns the value passed to the next promise in the chain.
TypeScript✓ Tested
Transform each regex match with a callback
TypeScript: A replacement callback computes the replacement separately for each match.
TypeScript✓ Tested
Trim and discard blank lines
TypeScript: Split a text block, trim each line, and keep nonempty values.
TypeScript✓ Tested
Update a running count
TypeScript: Change a variable after its initial value has been assigned.
TypeScript✓ Tested
Use the first fulfilled promise result
TypeScript: Promise.any ignores individual rejections until one input fulfills.
TypeScript✓ Tested
Validate a finite numeric value without coercion
TypeScript: Number.isFinite rejects numeric strings as well as NaN and infinity.
TypeScript✓ Tested
Validate a whole ASCII identifier
TypeScript: Use an anchored expression without the multiline flag and reject a trailing line break explicitly.
TypeScript✓ Tested
Visit every item in a collection
TypeScript: Print each element in the collection’s original order.
TypeScript✓ Tested
Await several independent results
Preserve input order while awaiting multiple promises.
Promise.all✓ Tested
Count words using a Map
Update a keyed counter without losing its value type.
Map✓ Tested
Describe an object with an interface
Require named fields on a reusable object shape.
interface✓ Tested