Results for “Types & reliable control flow”
Small, practical examples. Search by task or narrow things down below.
Calculate differences between adjacent readings
TypeScript: Slice off the first value and compare each remaining value with its predecessor.
TypeScript✓ Tested
Calculate integers beyond Number’s precise range
TypeScript: Use BigInt operands together to avoid precision loss.
TypeScript✓ Tested
Call a library function
TypeScript: Use a standard absolute-value function with a small negative number.
TypeScript✓ Tested
Cap a box’s width
CSS: Max-width constrains an otherwise larger declared width.
CSS✓ Tested
Capture a surrounding value in a closure
Capture a surrounding value in a closure in a complete Rust program using the standard library.
Rust✓ Tested
Capture state in a closure
Capture state in a closure using a complete Go program with explicit sample inputs.
Go✓ Tested
Check an array allocation size before multiplying
C: Compare the requested element count against SIZE_MAX divided by element size.
C✓ Tested
Check array membership with includes
TypeScript: includes uses SameValueZero comparison, which also matches NaN.
TypeScript✓ Tested
Check positive integer addition before performing it
C: Check the upper boundary before adding two known nonnegative integers.
C✓ Tested
Check whether a value is a safe integer
TypeScript: Number.isSafeInteger also checks the exact-integer range supported by Number.
TypeScript✓ Tested
Check whether any item matches
TypeScript: some stops once a predicate succeeds.
TypeScript✓ Tested
Check whether every item matches
TypeScript: every stops at the first failed predicate and returns true for an empty array.
TypeScript✓ Tested