Android program debugging

I. Usage of DDMS
1. logCat: displays the logs displayed when the mobile phone or simulator is running.
2. Log Level: Debug, Warning, Error, Info, V: All Information
3. Add a filter)
4. File Browser: You can view all files in the current simulator.
Ii. Common program debugging methods
1. log output:
1) java standard output System. out. println ();
Find the Error cause in the Error information of the log and find the corresponding Error location for modification.
2) use the Log class.
Log. v (tag, message)
Log. d (tag, message)
Log. I (tag, message)
Log. w (tag, message)
Log. e (tag, message)
Using these methods, you can output log information of different levels. You can add a filter using tags as the filter conditions, so that you can directly view the information of this level.
 
 

Author "sxmalinhu"