Android 实现Toast的快速切换刷新

private static Toast mToast = null;

public static void showToast(String msg) {

if (mToast == null) {

mToast = Toast.makeText(mApplication, msg, Toast.LENGTH_SHORT);

} else {

mToast.setText(msg);

mToast.setDuration(Toast.LENGTH_SHORT);

}

mToast.show();

}

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