pair-class.html

来自「经典的数据结构源代码(java 实现)」· HTML 代码 · 共 34 行

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<html><head><title>Code Fragment</title></head><body text=#000000><center></center><br><br><dl><dd><pre><font color=#8000a0>public</font> <font color=#8000a0><font color=#ff8000>class</font> </font>Pair&lt;K, V&gt; {  <font color=#8000a0>K </font>key;  <font color=#8000a0>V </font>value;  <font color=#8000a0><font color=#8000a0>public</font> </font><font color=#8000a0>void</font> <font color=#0000ff>set</font>(K k, <font color=#8000a0>V </font>v) {    key = k;    value = v;  }  <font color=#8000a0><font color=#8000a0>public</font> </font>K <font color=#0000ff>getKey</font>() { <font color=#8000a0><font color=#ff8000>return</font> </font>key; }  <font color=#8000a0><font color=#8000a0>public</font> </font>V <font color=#0000ff>getValue</font>() { <font color=#8000a0><font color=#ff8000>return</font> </font>value; }  <font color=#8000a0><font color=#8000a0>public</font> </font><font color=#8000a0>String</font> <font color=#0000ff>toString</font>() {    <font color=#ff8000>return</font> <font color=#008000>"["</font> + <font color=#0000ff>getKey</font>() + <font color=#008000>", "</font> + <font color=#0000ff>getValue</font>() + <font color=#008000>"]"</font>;  }  <font color=#8000a0><font color=#8000a0>public</font> </font><font color=#8000a0>static</font> <font color=#8000a0><font color=#8000a0>void</font> </font><font color=#0000ff>main </font>(<font color=#8000a0>String</font>[] args) {    Pair&lt;<font color=#8000a0>String</font>,Integer&gt; pair1 = <font color=#8000a0><font color=#ff8000>new</font>  </font>Pair&lt;<font color=#8000a0>String</font>,Integer&gt;<font color=#0000ff></font>();    pair1.<font color=#0000ff>set</font>(<font color=#ff8000>new</font> <font color=#8000a0>String</font><font color=#0000ff></font>(<font color=#008000>"height"</font>), <font color=#8000a0><font color=#ff8000>new</font> </font><font color=#0000ff>Integer</font>(36));    System.out.<font color=#0000ff>println</font>(pair1);    Pair&lt;Student,Double&gt; pair2 = <font color=#8000a0><font color=#ff8000>new</font>  </font>Pair&lt;Student,Double&gt;<font color=#0000ff></font>();    pair2.<font color=#0000ff>set</font>(<font color=#ff8000>new</font> <font color=#0000ff>Student</font>(<font color=#008000>"A5976"</font>,<font color=#008000>"Sue"</font>,19), <font color=#8000a0><font color=#ff8000>new</font> </font><font color=#0000ff>Double</font>(9.5));    System.out.<font color=#0000ff>println</font>(pair2);  }}</dl></body></html>

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