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112 lines
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Write to a lob object</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.cubrid-lob2-write" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">cubrid_lob2_write</h1>
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<p class="verinfo">(PECL CUBRID >= 8.4.1)</p><p class="refpurpose"><span class="refname">cubrid_lob2_write</span> — <span class="dc-title">Write to a lob object</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.cubrid-lob2-write-description">
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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>cubrid_lob2_write</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$lob_identifier</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$buf</code></span>
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) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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The <span class="function"><strong>cubrid_lob2_write()</strong></span> function reads as much as data
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from <code class="parameter">buf</code> and stores it to the LOB object. Note that
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this function can only append characters now.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.cubrid-lob2-write-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">lob_identifier</code></dt>
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<dd>
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<p class="para">Lob identifier as a result of <span class="function"><a href="cubrid_lob2_new.html" class="function">cubrid_lob2_new()</a></span> or get from the result set.</p>
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</dd>
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<dt>
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<code class="parameter">buf</code></dt>
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<dd>
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<p class="para">Data that need to be written to the lob object.</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.cubrid-lob2-write-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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<strong><code>TRUE</code></strong> if the process is successful and <strong><code>FALSE</code></strong> for failure.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.cubrid-lob2-write-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-1131">
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<p><strong>Example #1 <span class="function"><strong>cubrid_lob2_write()</strong></span> example 1</strong></p>
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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 /></span><span style="color: #FF8000">// test_lob (id INT, contents CLOB)<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #0000BB">33000</span><span style="color: #007700">, </span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">, </span><span style="color: #DD0000">"dba"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,</span><span style="color: #DD0000">"DROP TABLE if exists test_lob"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,</span><span style="color: #DD0000">"CREATE TABLE test_lob (id INT, contents CLOB)"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$req </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"INSERT INTO test_lob VALUES(2, ?)"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$lob </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'CLOB'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$len </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_write</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob</span><span style="color: #007700">, </span><span style="color: #DD0000">"Hello world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_lob2_bind</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">$lob</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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<div class="example" id="example-1132">
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<p><strong>Example #2 <span class="function"><strong>cubrid_lob2_write()</strong></span> example 2</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// test_lob (id INT, contents CLOB)<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #0000BB">33000</span><span style="color: #007700">, </span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">, </span><span style="color: #DD0000">"dba"</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,</span><span style="color: #DD0000">"DROP TABLE if exists test_lob"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,</span><span style="color: #DD0000">"CREATE TABLE test_lob (id INT, contents CLOB)"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$req </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"INSERT INTO test_lob VALUES(1, ?)"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$lob1 </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">'CLOB'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$len </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_write</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob1</span><span style="color: #007700">, </span><span style="color: #DD0000">"cubrid php driver"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_lob2_bind</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">$lob1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$req </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"select * from test_lob"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">, </span><span style="color: #0000BB">CUBRID_LOB</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$lob2 </span><span style="color: #007700">= </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">];<br /></span><span style="color: #0000BB">cubrid_lob2_seek</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob2</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">CUBRID_CURSOR_LAST</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$pos </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_tell</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob2</span><span style="color: #007700">);<br />print </span><span style="color: #DD0000">"pos before write: </span><span style="color: #0000BB">$pos</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">cubrid_lob2_write</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob2</span><span style="color: #007700">, </span><span style="color: #DD0000">"Hello world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$pos </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_lob2_tell</span><span style="color: #007700">(</span><span style="color: #0000BB">$lob2</span><span style="color: #007700">);<br />print </span><span style="color: #DD0000">"pos after write: </span><span style="color: #0000BB">$pos</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</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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</div>
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<div class="refsect1 seealso" id="refsect1-function.cubrid-lob2-write-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="cubrid_lob2_read.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_read()</a> - Read from BLOB/CLOB data</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_seek.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_seek()</a> - Move the cursor of a lob object</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_seek64.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_seek64()</a> - Move the cursor of a lob object</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_tell.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_tell()</a> - Tell the cursor position of the LOB object</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_tell64.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_tell64()</a> - Tell the cursor position of the LOB object</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_size.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_size()</a> - Get a lob object's size</span></li>
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<li class="member"><span class="function"><a href="cubrid_lob2_size64.html" class="function" rel="rdfs-seeAlso">cubrid_lob2_size64()</a> - Get a lob object's size</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |