How can I use onItemSelected in Android?

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忘掉有多难
忘掉有多难 2020-12-03 00:43
package org.example.mbtiapplication;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widge         


        
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  •  被撕碎了的回忆
    2020-12-03 01:16

    Joseph: spinner.setOnItemSelectedListener(this) should be below Spinner firstSpinner = (Spinner) findViewById(R.id.spinner1); on onCreate

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