📄 function.get-object-vars.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Gets the public properties of the given object</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.get-declared-interfaces.html">get_declared_interfaces</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.get-parent-class.html">get_parent_class</a></div> <div class="up"><a href="ref.classobj.html">Classes/Object Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.get-object-vars" class="refentry"> <div class="refnamediv"> <h1 class="refname">get_object_vars</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">get_object_vars</span> — <span class="dc-title">Gets the public properties of the given object</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><b><b>get_object_vars</b></b></span> ( <span class="methodparam"><span class="type">object</span> <tt class="parameter">$object</tt></span> )</div> <p class="para rdfs-comment"> Gets the accessible non-static properties of the given <i><tt class="parameter">object</tt></i> according to scope. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">object</tt></i></span> <dd> <p class="para"> An object instance. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an associative array of defined object accessible non-static properties for the specified <i><tt class="parameter">object</tt></i> in scope. If a property have not been assigned a value, it will be returned with a <b><tt>NULL</tt></b> value. </p> </div> <div class="refsect1 changelog"> <h3 class="title">ChangeLog</h3> <p class="para"> <table class="informaltable"> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Version</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">prior to 4.2.0</td> <td colspan="1" rowspan="1" align="left"> If the variables declared in the class of which the <i><tt class="parameter">object</tt></i> is an instance, have not been assigned a value, those will not be returned in the array </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Use of <b>get_object_vars()</b></b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br /></span><span style="color: #007700">class </span><span style="color: #0000BB">foo </span><span style="color: #007700">{<br /> private </span><span style="color: #0000BB">$a</span><span style="color: #007700">;<br /> public </span><span style="color: #0000BB">$b </span><span style="color: #007700">= </span><span style="color: #0000BB">1</span><span style="color: #007700">;<br /> public </span><span style="color: #0000BB">$c</span><span style="color: #007700">;<br /> private </span><span style="color: #0000BB">$d</span><span style="color: #007700">;<br /> static </span><span style="color: #0000BB">$e</span><span style="color: #007700">;<br /> <br /> public function </span><span style="color: #0000BB">test</span><span style="color: #007700">() {<br /> </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">get_object_vars</span><span style="color: #007700">(</span><span style="color: #0000BB">$this</span><span style="color: #007700">));<br /> }<br />}<br /><br /></span><span style="color: #0000BB">$test </span><span style="color: #007700">= new </span><span style="color: #0000BB">foo</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">get_object_vars</span><span style="color: #007700">(</span><span style="color: #0000BB">$test</span><span style="color: #007700">));<br /><br /></span><span style="color: #0000BB">$test</span><span style="color: #007700">-></span><span style="color: #0000BB">test</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">?></span></span></code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>array(2) { ["b"]=> int(1) ["c"]=> NULL}array(4) { ["a"]=> NULL ["b"]=> int(1) ["c"]=> NULL ["d"]=> NULL}</pre></div> </pre></div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.get-class-methods.html" class="function" rel="rdfs-seeAlso">get_class_methods()</a></li> <li class="member"><a href="function.get-class-vars.html" class="function" rel="rdfs-seeAlso">get_class_vars()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.get-declared-interfaces.html">get_declared_interfaces</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.get-parent-class.html">get_parent_class</a></div> <div class="up"><a href="ref.classobj.html">Classes/Object Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -