Meituan Technology Team

Mar 24, 2017 · Frontend Development

doT.js Template Engine: Source Code Analysis and Performance Optimization

The article analyzes doT.js, a compact 6 KB, dependency‑free JavaScript template engine that builds rendering functions via regex‑based code generation, avoids the costly with statement, caches compiled templates, and delivers superior performance in benchmarks compared with jQuery‑tmpl and other minimal engines, while noting its less intuitive syntax for complex conditionals.