Expr is a Go-centric expression language designed to deliver dynamic configurations with unparalleled accuracy,
safety, and speed.

output, err := expr.Eval("metric > 100", map[string]any{
    "metric": 200,
})

In this release:

• Added compiler optimization for boolean operations between all, any, none functions (#626)
• Added optional predicate to sum() builtin (#592)
• Added sum() compiler optimization c2b609e edb1b5a
• Improved WithContext to work for methods on env struct (#602)
• Improved count() builtin: now predicate is optional 725b702
• Fixed printing of combinations conditional with binary nodes 6157395
• Fixed optional chaining to return proper nil 5804ccb

Expr Editor

The Expr Editor is an embeddable code editor written in JavaScript with
full support of Expr language.

Expr Pro

Expr Pro is a set of extensions for Expr for advanced use cases. It includes
expressions explanation, performance profiling, and more.