React 不会触发组件中的函数
React doesn't fire function in component
LoginPage 调用 AuthForm 并且结构类似于
function mapDispatchToProps(dispatch: Redux.Dispatch<any>) {
return {
signUpWithEmail: function(email: string, password: string) {
// bla bla
},
};
}
handleFormSignUpWithEmail(event: React.FormEvent) {
event.preventDefault();
console.log("handleFormSignUpWithEmail is fired");
this.props.signUpWithEmail(this.props.email,this.props.password);
}
render() {
return (
<AuthForm onSignUpWithEmail {this.handleFormSignUpWithEmail.bind(this) } /> );
}
};
在 AuthForm 中
export interface AuthFormProps {
onSignUpWithEmail?: (event: React.FormEvent) => void;
}
render() {
return (
<button className="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect mdl-pull-right"
onClick={this.onSignUpWithEmail.bind(this)}>
Submit
</button>
这很好用,但是当我添加另一个这样的函数时,它停止触发 onSignUpWithEmail
comparePass()
{
this.props.onSignUpWithEmail.bind(this);
}
render() {
return (
<button className="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect mdl-pull-right"
onClick={this.comparePass.bind(this)}>
Submit
</button>
}
为什么 comparePass,不能触发 onSignUpWithEmail
? ,我没有在登录页面中这样做的原因是我以后可能会使用 authfrom..
有什么解决方法的建议吗?
假设您要在 comparePass
中做更多但想传递 event
然后尝试:
const boundSignup = this.props.onSignUpWithEmail.bind(this, event);
boundSignup();
LoginPage 调用 AuthForm 并且结构类似于
function mapDispatchToProps(dispatch: Redux.Dispatch<any>) {
return {
signUpWithEmail: function(email: string, password: string) {
// bla bla
},
};
}
handleFormSignUpWithEmail(event: React.FormEvent) {
event.preventDefault();
console.log("handleFormSignUpWithEmail is fired");
this.props.signUpWithEmail(this.props.email,this.props.password);
}
render() {
return (
<AuthForm onSignUpWithEmail {this.handleFormSignUpWithEmail.bind(this) } /> );
}
};
在 AuthForm 中
export interface AuthFormProps {
onSignUpWithEmail?: (event: React.FormEvent) => void;
}
render() {
return (
<button className="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect mdl-pull-right"
onClick={this.onSignUpWithEmail.bind(this)}>
Submit
</button>
这很好用,但是当我添加另一个这样的函数时,它停止触发 onSignUpWithEmail
comparePass()
{
this.props.onSignUpWithEmail.bind(this);
}
render() {
return (
<button className="mdl-button mdl-button--colored mdl-js-button mdl-js-ripple-effect mdl-pull-right"
onClick={this.comparePass.bind(this)}>
Submit
</button>
}
为什么 comparePass,不能触发 onSignUpWithEmail
? ,我没有在登录页面中这样做的原因是我以后可能会使用 authfrom..
有什么解决方法的建议吗?
假设您要在 comparePass
中做更多但想传递 event
然后尝试:
const boundSignup = this.props.onSignUpWithEmail.bind(this, event);
boundSignup();