interlockeddecrement.htm

来自「vb的api函数」· HTM 代码 · 共 69 行

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    <td width="100%" height="16">InterlockedDecrement</td>
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    <td width="100%" colspan="2">VB声明</td>
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    <td width="100%" colspan="2">Declare Function InterlockedDecrement Lib 
    &quot;kernel32&quot; Alias &quot;InterlockedDecrement&quot; (lpAddend As Long) As Long</td>
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    <td width="100%" colspan="2">说明</td>
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    <td width="100%" colspan="2">递减一个长整数变量的值</td>
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    <td width="100%" colspan="2">返回值</td>
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    <td width="100%" colspan="2">Long,变量的上一个值</td>
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    <td width="100%" colspan="2">参数表</td>
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    <td width="25%">参数</td>
    <td width="75%">类型及说明</td>
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    <td width="25%">lpAddend</td>
    <td width="75%">Long,要递减的一个长整数变量</td>
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    <td width="100%" colspan="2">注解</td>
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    <td width="100%" colspan="2"><p align="left">这个函数执行的递减操作可以安全地避开同步问题——即使是一个共享变量</td>
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