SPFx开发：获取当前登录用户

npm install sp-pnp-js –save

import pnp from ‘sp-pnp-js’;

var email=this.context.pageContext.user.email;

this. getUserId (email);

public getUserId(email: string): Promise<number> {

return pnp.sp.site.rootWeb.ensureUser(email).then(result => {

return result.data.Id;

});

}