标签：tracking ora ext dia car str content mod boolean
推断手机上是否有SD卡存在。作为经常用法，写到工具类里，用时直接调用。代码例如以下：
public static boolean hasSdcard(){
String state = Environment.getExternalStorageState();
if(state.equals(Environment.MEDIA_MOUNTED)){
return true;
}else{
return false;
}
}标签：tracking ora ext dia car str content mod boolean
原文地址：http://www.cnblogs.com/yangykaifa/p/7225696.html
