WebJul 3, 2016 · 1) if you had not declared activity in manifest.xml file in andorid . 2) You must use getIntent () inside oncreate () method ,the code for that thing is here :- WebNov 16, 2012 · As others have said, both getIntent() and getExtras() may return null. Because of this, you don't want to chain the calls together, otherwise you might end up calling null.getBoolean("isNewItem"); which will throw a NullPointerException and cause your application to crash.. Here's how I would accomplish this.
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WebAug 31, 2024 · Because getIntent () method is apart of the Activity class and not of a Fragment, hence the error. So in order to access the getIntent () method, you need to call the activity first. So the following line might do the trick: String name = getActivity ().getIntent ().getStringExtra ("name"); WebMar 14, 2024 · 在新的Activity中,使用getIntent()方法获取传递的数据,并根据需要进行处理。 以上就是Android Studio登录跳转的基本实现方法。 需要注意的是,为了保证用户信息的安全性,应该在登录页面中使用加密算法对用户密码进行加密处理。 cremation mansfield tx
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WebJava Activity.getIntent()是否可以返回null?,java,android,android-intent,Java,Android,Android Intent,是否可以返回null 文档中没有提到这一点,因此我想知 … WebJul 25, 2024 · I can get a Intent in a Fragment by calling this inside onCreateView: String Item = getActivity ().getIntent ().getExtras ().getString ("name"); the problem with this is that getActivity might return null, to counter that I can call: if (getActivity () != null) String Item = getActivity ().getIntent ().getExtras ().getString ("name"); } WebOct 28, 2013 · And in the next activity: Intent intent = getIntent(); String query = intent.getStringExtra(MainActivity.intent_extra); Is there a way to read a default intent without naming the activity from where it comes from? A quick way to check the last activity would work as well! Thank you in advance! cremation medical form