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来源：互联网发布：网络流行语沙发的含义编辑：程序博客网时间：2024/05/26 05:53

public class ListReference {   <span style="white-space:pre"></span>public List lobs = new ArrayList();<span style="white-space:pre"></span>public int robins;<span style="white-space:pre"></span>public String lufys;<span style="white-space:pre"></span><span style="white-space:pre"></span>public ListReference(List aa, int bb, String lufy) {<span style="white-space:pre"></span>this.lobs = aa;<span style="white-space:pre"></span>this.robins = bb;<span style="white-space:pre"></span>this.lufys = lufy;<span style="white-space:pre"></span>// TODO Auto-generated constructor stub<span style="white-space:pre"></span><span style="white-space:pre"></span><span style="white-space:pre"></span>this.lobs.add("fuckkkkkkkkkkkkkkkkkkkkkkkkk");<span style="white-space:pre"></span>this.robins = this.robins +10;<span style="white-space:pre"></span>this.lufys = this.lufys + "ased";<span style="white-space:pre"></span>}<span style="white-space:pre"></span>public static void main(String args[]) {<span style="white-space:pre"></span>List newLobs = new ArrayList();<span style="white-space:pre"></span><span style="white-space:pre"></span>int robin = 5;<span style="white-space:pre"></span>String lufy ="lufy";<span style="white-space:pre"></span>ListReference lr = new ListReference(newLobs,robin,lufy);<span style="white-space:pre"></span>System.out.print(newLobs.size() + ">>" + robin + " "+ lufy);<span style="white-space:pre"></span>}}

可以发现方在堆中的list在被引用到构造方法后自身也变了，但是同样是在堆中的stringbuffer/string是没有变求解

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