Android中检测App是否安装的方法.
16lz
2021-01-23
public static boolean isAppInstalled(Context context, String packagename) {
final PackageManager packageManager = context.getPackageManager();
List pinfo = packageManager.getInstalledPackages(0);
List pName = new ArrayList();
if (pinfo != null) {
for (int i = 0; i < pinfo.size(); i++) {
String pn = pinfo.get(i).packageName;
pName.add(pn);
}
}
return pName.contains(packagename);
}
final PackageManager packageManager = context.getPackageManager();
List
List
if (pinfo != null) {
for (int i = 0; i < pinfo.size(); i++) {
String pn = pinfo.get(i).packageName;
pName.add(pn);
}
}
return pName.contains(packagename);
}
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