Introdução ao Angular - Parte 02

[@letyciaesteves]

no erro que dá em 30:33 consertei o contato.nome no html mas não funcionou, continua dando o mesmo erro :(

[@negrooves7790]

Nom meu apresentou esse erro no console:
app.component.html:6 ERROR TypeError: ctx.salvar is not a functionapp.component.html:6 ERROR TypeError: ctx.salvar is not a function
at AppComponent_Template_button_click_11_listener (app.component.html:6:18)
at executeListenerWithErrorHandling (core.mjs:24603:16)
at wrapListenerIn_markDirtyAndPreventDefault (core.mjs:24636:22)
at HTMLButtonElement. (platform-browser.mjs:751:112)
at _ZoneDelegate.invokeTask (zone.js:402:31)
at core.mjs:14388:55
at AsyncStackTaggingZoneSpec.onInvokeTask (core.mjs:14388:36)
at _ZoneDelegate.invokeTask (zone.js:401:60)
at Object.onInvokeTask (core.mjs:14701:33)
at _ZoneDelegate.invokeTask (zone.js:401:60)