Crate features / env_filter
Feature flags · env_filter 2.0.0 · from crates.io 2026-10-24
env_filter features: what each one does, and the line to copy
Short answerenv_filter 2.0.0 has 2 features. By default it turns on std, regex; add default-features = false to start from nothing. It needs Rust 1.71 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
regex | yes | dep:regex |
std | yes | log/std, regex?/std |
dep:x turns on the optional dependency x; x/y turns on feature y of dependency x (with ?, only if x is already on).
MSRV history
The minimum Rust version env_filter declares (rust-version), and the release that changed it:
- 0.1.0 (2024-01-19): Rust 1.71
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p env_filter --precise <version>, or use resolver 3, which picks compatible versions for you.
More on env_filter
docs.rs feature list · crates.io · license MIT OR Apache-2.0 · edition 2021
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