Tag
property-lookup
- Feb 20, 2026 The Dictionary Object Model and the Cost of a Name Lookup How a dynamically typed object resolves a property name through a per-object table, what a single access costs in instructions and bytes, and which conditions must hold before the lookup can become a fixed offset. language runtimes
- Jul 30, 2025 Prototype Chains and Delegation-Based Dispatch How property lookup walks a prototype chain, why methods are stored once per prototype instead of once per object, and where the chain design costs lookup time. programming languages