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Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels.
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Based on SOC occupation classification
| name | flags |
| description | Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels. |
Arguments:
| Option | Purpose |
|---|---|
| (none) | Show all flags across all channels |
--diff <ch1> <ch2> | Compare flags between channels |
--cleanup | Show flags grouped by cleanup status |
--csv | Output in CSV format |
www, www-modern - Meta internalcanary, next, experimental - OSS channelsrn, rn-fb, rn-next - React Native✅ enabled, ❌ disabled, 🧪 __VARIANT__, 📊 profiling-only
yarn flags $ARGUMENTS__VARIANT__ flags - These are tested both ways in www; check both variants--diff to see exact differencesUse when adding new error messages to React, or seeing "unknown error code" warnings.
Use when feature flag tests fail, flags need updating, understanding @gate pragmas, debugging channel-specific test failures, or adding new flags to React.
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