实现一、<br><div class="highlighter"><ol class="highlighter-c" start="1">
<li>
<span></span><span class="keyword">for</span><span>(</span><span class="keyword">int</span><span>i=0;i<ChkRolelist.ItemCount;i++)</span>
</li>
<li class="alt"><span>{</span></li>
<li>
<span></span><span class="keyword">if</span><span>(ChkRolelist.GetItemChecked(i))</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>_listRole.Add(ChkRolelist.GetItemValue(i).ToString());</span></li>
<li class="alt"><span></span></li>
<li><span>}</span></li>
<li class="alt"><span>}</span></li>
</ol></div>
<br>实现二、<br><div class="highlighter"><ol class="highlighter-c" start="13">
<li>
<span></span><span class="keyword">foreach</span><span>(CheckedListBoxItemvar</span><span class="keyword">in</span><span></span><span class="keyword">this</span><span>.ChkRolelist.Items)</span>
</li>
<li class="alt"><span>{</span></li>
<li>
<span></span><span class="keyword">if</span><span>(var.CheckState==CheckState.Checked)</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>_listRole.Add(var.Value.ToString());</span></li>
<li class="alt"><span>}</span></li>
<li><span>}</span></li>
<li class="alt"><span></span></li>
<li>
<span></span><span class="keyword">for</span><span>(</span><span class="keyword">int</span><span>i=0;i<_listRole.Count;i++)</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>MessageBox.Show(_listRole[i].ToString());</span></li>
<li class="alt"><span>}</span></li>
</ol></div>
<br>
<li>
<span></span><span class="keyword">for</span><span>(</span><span class="keyword">int</span><span>i=0;i<ChkRolelist.ItemCount;i++)</span>
</li>
<li class="alt"><span>{</span></li>
<li>
<span></span><span class="keyword">if</span><span>(ChkRolelist.GetItemChecked(i))</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>_listRole.Add(ChkRolelist.GetItemValue(i).ToString());</span></li>
<li class="alt"><span></span></li>
<li><span>}</span></li>
<li class="alt"><span>}</span></li>
</ol></div>
<br>实现二、<br><div class="highlighter"><ol class="highlighter-c" start="13">
<li>
<span></span><span class="keyword">foreach</span><span>(CheckedListBoxItemvar</span><span class="keyword">in</span><span></span><span class="keyword">this</span><span>.ChkRolelist.Items)</span>
</li>
<li class="alt"><span>{</span></li>
<li>
<span></span><span class="keyword">if</span><span>(var.CheckState==CheckState.Checked)</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>_listRole.Add(var.Value.ToString());</span></li>
<li class="alt"><span>}</span></li>
<li><span>}</span></li>
<li class="alt"><span></span></li>
<li>
<span></span><span class="keyword">for</span><span>(</span><span class="keyword">int</span><span>i=0;i<_listRole.Count;i++)</span>
</li>
<li class="alt"><span>{</span></li>
<li><span>MessageBox.Show(_listRole[i].ToString());</span></li>
<li class="alt"><span>}</span></li>
</ol></div>
<br>
本文介绍了两种处理角色列表的方法:一种使用 for 循环遍历并检查每个项目的选中状态;另一种采用 foreach 循环结合 CheckState 检查项的状态。这两种方法均可将选中的角色值添加到一个列表中,并最终展示这些角色。
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