生成TAG
logt+Tab
private static final String TAG = "Peace";
生成Log.d()
logd+Tab
Log.d(TAG, "onCreate: ");
生成Log.e()
loge+Tab
Log.e(TAG, "onCreate: ",);
生成Log.i()或Log.w()
logi/w+Tab
Log.i(TAG, "onCreate: ");
Log.w(TAG, "onCreate: ", );
打印方法参数
logm+Tab
Log.d(TAG, "initView() called with: v = [" + v + "]");
打印方法返回值
logr+Tab
Log.d(TAG, "getList() returned: " + );
