复制下面代码，保存为html，浏览器打开预览即可。
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> </head> <body> <link href="http://cdn.bootcss.com/highlight.js/8.0/styles/monokai_sublime.min.css" rel="stylesheet"> <script src="http://cdn.bootcss.com/highlight.js/8.0/highlight.min.js"></script> <script >hljs.initHighlightingOnLoad();</script> <pre><code class="lang-java"> SuperCatch Crash!!! ====================Crash日志开始记录==================== Crash Time: 2017-12-20 06:08:51 Crash Thread: main Crash Digest: java.lang.IllegalStateException: Could not execute method for android:onClick Crash StackTrace: java.lang.IllegalStateException: Could not execute method for android:onClick at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:293) at android.view.View.performClick(View.java:5646) at android.view.View$PerformClick.run(View.java:22459) at android.os.Handler.handleCallback(Handler.java:761) at android.os.Handler.dispatchMessage(Handler.java:98) at android.os.Looper.loop(Looper.java:156) at android.app.ActivityThread.main(ActivityThread.java:6523) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:942) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:832) Caused by: java.lang.reflect.InvocationTargetException at java.lang.reflect.Method.invoke(Native Method) at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:288) ... 9 more Caused by: java.lang.NullPointerException: Wa Null Point Exception at me.chunsheng.supercatch.MainActivity.crashTest(MainActivity.java:19) ... 11 more ******Crash设备当前信息****** Device Name: HUAWEI EVA-AL00 Android Version: 7.0 Device System: EVA-AL00C00B398 Device Battery: 100 % Device Rooted: no Device Ram: 43.0% [2.00 GB] Device Disk: 73.0% [25.00 GB] App Verion: 1.0 Device Network: WIFI ====================Crash日志结束记录==================== </code></pre> </body> </html>