Android 错误:已在类MainActivity public void onCreate(Bundle savedInstanceState)中定义了方法onCreate(Bundle){
请问如何修复此错误 我已经尝试了所有可能的方法。我知道在某个地方肯定有一个重复的Android 错误:已在类MainActivity public void onCreate(Bundle savedInstanceState)中定义了方法onCreate(Bundle){,android,Android,请问如何修复此错误 我已经尝试了所有可能的方法。我知道在某个地方肯定有一个重复的onCreate方法,但我不知道如何解决它。我尝试删除第二个实例,但仍然得到一个无法解决的错误 package com.service.campusplusstore; import androidx.annotation.Nullable; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import andr
onCreate
方法,但我不知道如何解决它。我尝试删除第二个实例,但仍然得到一个无法解决的错误
package com.service.campusplusstore;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.os.PersistableBundle;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.InterstitialAd;
import com.google.android.gms.ads.MobileAds;
import com.google.android.gms.ads.initialization.InitializationStatus;
import com.google.android.gms.ads.initialization.OnInitializationCompleteListener;
public class MainActivity extends AppCompatActivity {
private WebView myWebView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
myWebView = (WebView)findViewById(R.id.Web1);
WebSettings webSettings = myWebView.getSettings();
webSettings.setJavaScriptEnabled(true);
myWebView.loadUrl("https://cptvstore.com.ng");
myWebView.setWebViewClient(new WebViewClient());
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
MobileAds.initialize(this, "ca-app-pub-7372205449350361~4807793067");
}
@Override
public void onBackPressed() {
if (myWebView.canGoBack()) {
myWebView.goBack();
} else {
super.onBackPressed();
}
super.onBackPressed();
}
}
您有两个
onCreate()
方法。合并它们:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
myWebView = (WebView)findViewById(R.id.Web1);
WebSettings webSettings = myWebView.getSettings();
webSettings.setJavaScriptEnabled(true);
myWebView.loadUrl("https://cptvstore.com.ng");
myWebView.setWebViewClient(new WebViewClient());
MobileAds.initialize(this, "ca-app-pub-7372205449350361~4807793067");
}
在粘贴到此处的代码中有重复的onCreate