Android 获取包名，版本信息及VersionName名称

核心提示： private String getAppInfo() {try {String pkName = this.getPackageName();String versionName = this.getPackageManager().getPackageInfo(pkName, 0).versionName;int

 private String getAppInfo() {

try {

String pkName = this.getPackageName();

String versionName = this.getPackageManager().getPackageInfo(

pkName, 0).versionName;

int versionCode = this.getPackageManager()

.getPackageInfo(pkName, 0).versionCode;

return pkName + " " + versionName + " " + versionCode;

} catch (Exception e) {

}

return null;

}