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65 lines
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65 lines
4.1 KiB
HTML
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<html>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>设置 UCD SNMP 库中 quick_print 的值</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.snmp-set-quick-print" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">snmp_set_quick_print</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">snmp_set_quick_print</span> — <span class="dc-title">设置 UCD SNMP 库中 quick_print 的值</span></p>
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</div>
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<div class="refsect1 unknown-examplet" id="refsect1-function.snmp-set-quick-print-unknown-examplet">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>snmp_set_quick_print</strong></span>
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( <span class="methodparam"><span class="type">bool</span> <code class="parameter">$quick_print</code></span>
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) : <span class="type"><span class="type void">void</span></span></div>
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<p class="para rdfs-comment">
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设置 UCD SNMP 库中 quick_print 的值。当此值被设置（1），SNMP
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库将返回‘快速打印’值。这意味着将只打印值。当
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quick_print 被禁用时（此为默认情况），UCD SNMP
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库将打印出额外信息，包括值的类型（如 IpAddress 或
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OID）。此外，如果 quick_print 是禁用的，UCD SNMP
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库将为所有字符串额外打印出三个或更少字符的十六进制值。
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</p>
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<p class="para">
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当需要使用返回的信息而不是显示它时，经常会用到设置 quick_print。
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<div class="informalexample">
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />snmp_set_quick_print</span><span style="color: #007700">(</span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$a </span><span style="color: #007700">= </span><span style="color: #0000BB">snmpget</span><span style="color: #007700">(</span><span style="color: #DD0000">"127.0.0.1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"public"</span><span style="color: #007700">, </span><span style="color: #DD0000">".1.3.6.1.2.1.2.2.1.9.1"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$a</span><span style="color: #DD0000">< br />\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">snmp_set_quick_print</span><span style="color: #007700">(</span><span style="color: #0000BB">1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$a </span><span style="color: #007700">= </span><span style="color: #0000BB">snmpget</span><span style="color: #007700">(</span><span style="color: #DD0000">"127.0.0.1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"public"</span><span style="color: #007700">, </span><span style="color: #DD0000">".1.3.6.1.2.1.2.2.1.9.1"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$a</span><span style="color: #DD0000"><br />\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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<p class="para">
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第一个打印出来的值可能时：'Timeticks: (0) 0:00:00.00'，然而当设置了
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quick_print 之后，只是打印 '0:00:00.00'。
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</p>
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<p class="para">
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默认情况下 UCD SNMP 库返回冗余的值，而 quick_print
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则用来只返回值。
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</p>
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<p class="para">
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现时，字符串依然返回额外的引号，这将会在后续发行版中更正。
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</p>
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<p class="para">
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<span class="function"><strong>snmp_set_quick_print()</strong></span> 仅在使用了 UCD SNMP
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库时才可用。当使用 Windows SNMP 库时，此函数不可用。
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</p>
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</div>
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</div></div></div></body></html> |