pragma solidity ^0.4.0;contract test {    uint [5] T =[1,2,3,4,5] ;//固定长度的数组:可修改数组内值大小,不支持push,不可更改长度    /*    contract test {    uint [] T = new uint[](5); //ParserError: Expected identifier but got 'storage'    //全局数组,默认创建在storage中,无法创建在memory中,长度可修改    function setlength(uint aa){        uint [] memory a = new uint[](5);        bytes [] memory b = new bytes[](5);        //TypeError: Type bytes memory[] memory is not implicitly        //convertible to expected type bytes storage ref[] storage pointer.        //函数内创建数组,需要指定存储在memory中,a.length不可更改        //a.length = 10; // TypeError: Expression has to be an lvalue        a[2] = 5;        }    }    */    function setValue(uint para){        T[0] = para;    }    /*    uint [] T =[1,2,3,4,5] ; //动态长度的数组:可修改数组内值大小,支持push,可更改长度    /*    uint [] T1 = new uint[](5);    constructor() public{        for (uint i;i
     
       可变大小字节数组      bytes3 a;      bytes [] b = new bytes[a.length]      for (uint i;i