public static class U.A extends ArrayUtil
数组帮助类引用
A()
add, add, add, array, array, copy, copy, copy, getArray, getArray, isArray, toInt, toInteger, toInteger, toList, toString, toStringArray, toStringArray, toStringArray
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public A()