[Home](./index.md) > [com-tools](./com-tools.md) > [ListenablePropOpts](./com-tools.listenablepropopts.md) ## ListenablePropOpts type 定义可监听的属性 **Signature:** ```typescript declare type ListenablePropOpts = { ready ?:string, noEvent ?:boolean, event ?:string, newValueKey ?:string, oldValueKey ?:string, getDefault ?:(this:T,thisValue:T)=>any }; ```