| # strictness property | |
| [CallStrictness](../../package-fidl_fidl/CallStrictness.md) strictness | |
| _<span class="feature">inherited</span>_ | |
| ## Implementation | |
| ```dart | |
| CallStrictness get strictness => | |
| strictnessFromFlags(data.getUint8(kMessageDyanmicFlagOffset)); | |
| ``` | |