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  1. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    2. 

  2. <html>
    3. 

  3.  <head>
    4. 

  4.   <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    5. 

  5.   <title>The SplQueue class</title>
    6. 

  6. 

  7.  </head>
    8. 

  8.  <body><div class="manualnavbar" style="text-align: center;">
    9. 

  9.  <div class="prev" style="text-align: left; float: left;"><a href="splstack.setiteratormode.html">SplStack::setIteratorMode</a></div>
    10. 

  10.  <div class="next" style="text-align: right; float: right;"><a href="splqueue.construct.html">SplQueue::__construct</a></div>
    11. 

  11.  <div class="up"><a href="spl.datastructures.html">数据结构</a></div>
    12. 

  12.  <div class="home"><a href="index.html">PHP Manual</a></div>
    13. 

  13. </div><hr /><div id="class.splqueue" class="reference">
    14. 

  14.  <h1 class="title">The SplQueue class</h1>
    15. 

  15.  
    16. 

  16.  
    17. 

  17.  <div class="partintro"><p class="verinfo">(PHP 5 &gt;= 5.3.0)</p>
    18. 

  18.  
    19. 

  19. 

  20.   <div class="section" id="splqueue.intro">
    21. 

  21.    <h2 class="title">简介</h2>
    22. 

  22.    <p class="para">
    23. 

  23.     The SplQueue class provides the main functionalities of a queue implemented using a doubly linked list.
    24. 

  24.    </p>
    25. 

  25.   </div>
    26. 

  26. 

  27.  
    28. 

  28.   <div class="section" id="splqueue.synopsis">
    29. 

  29.    <h2 class="title">类摘要</h2>
    30. 

  30.  
    31. 

  31. 

  32.    <div class="classsynopsis">
    33. 

  33.     <div class="ooclass"></div>
    34. 

  34.  
    35. 

  35. 

  36. 

  37.     <div class="classsynopsisinfo">
    38. 

  38.      <span class="ooclass">
    39. 

  39.       <strong class="classname">SplQueue</strong>
    40. 

  40.      </span>
    41. 

  41. 

  42.      <span class="ooclass">
    43. 

  43.       <span class="modifier">extends</span>
    44. 

  44.       <a href="class.spldoublylinkedlist.html" class="classname">SplDoublyLinkedList</a>
    45. 

  45.      </span>
    46. 

  46. 

  47.      <span class="oointerface">implements 
    48. 

  48.       <span class="interfacename"><strong class="interfacename">Iterator</strong></span>
    49. 

  49.      </span>
    50. 

  50. 

  51.      <span class="oointerface">, 
    52. 

  52.       <span class="interfacename"><strong class="interfacename">ArrayAccess</strong></span>
    53. 

  53.      </span>
    54. 

  54.  
    55. 

  55.      <span class="oointerface">, 
    56. 

  56.       <span class="interfacename"><a href="class.countable.html" class="interfacename">Countable</a></span>
    57. 

  57.      </span>
    58. 

  58.  
    59. 

  59.      {</div>
    60. 

  60. 

  61.  
    62. 

  62.     
    63. 

  63.  
    64. 

  64.     <div class="classsynopsisinfo classsynopsisinfo_comment">/* 方法 */</div>
    65. 

  65.     <div class="constructorsynopsis dc-description">
    66. 

  66.     <span class="methodname"><a href="splqueue.construct.html" class="methodname">__construct</a></span>
    67. 

  67.     ( <span class="methodparam">void</span>
    68. 

  68.    )</div>
    69. 

  69. 

  70.     <div class="methodsynopsis dc-description">
    71. 

  71.    <span class="type">mixed</span> <span class="methodname"><a href="splqueue.dequeue.html" class="methodname">dequeue</a></span>
    72. 

  72.     ( <span class="methodparam">void</span>
    73. 

  73.    )</div>
    74. 

  74. <div class="methodsynopsis dc-description">
    75. 

  75.    <span class="type">void</span> <span class="methodname"><a href="splqueue.enqueue.html" class="methodname">enqueue</a></span>
    76. 

  76.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$value</code></span>
    77. 

  77.    )</div>
    78. 

  78. <div class="methodsynopsis dc-description">
    79. 

  79.    <span class="type">void</span> <span class="methodname"><a href="splqueue.setiteratormode.html" class="methodname">setIteratorMode</a></span>
    80. 

  80.     ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$mode</code></span>
    81. 

  81.    )</div>
    82. 

  82. 

  83. 

  84.     <div class="classsynopsisinfo classsynopsisinfo_comment">/* 继承的方法 */</div>
    85. 

  85.     <div class="methodsynopsis dc-description">
    86. 

  86.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.bottom.html" class="methodname">SplDoublyLinkedList::bottom</a></span>
    87. 

  87.     ( <span class="methodparam">void</span>
    88. 

  88.    )</div>
    89. 

  89. <div class="methodsynopsis dc-description">
    90. 

  90.    <span class="type">int</span> <span class="methodname"><a href="spldoublylinkedlist.count.html" class="methodname">SplDoublyLinkedList::count</a></span>
    91. 

  91.     ( <span class="methodparam">void</span>
    92. 

  92.    )</div>
    93. 

  93. <div class="methodsynopsis dc-description">
    94. 

  94.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.current.html" class="methodname">SplDoublyLinkedList::current</a></span>
    95. 

  95.     ( <span class="methodparam">void</span>
    96. 

  96.    )</div>
    97. 

  97. <div class="methodsynopsis dc-description">
    98. 

  98.    <span class="type">int</span> <span class="methodname"><a href="spldoublylinkedlist.getiteratormode.html" class="methodname">SplDoublyLinkedList::getIteratorMode</a></span>
    99. 

  99.     ( <span class="methodparam">void</span>
    100. 

  100.    )</div>
    101. 

  101. <div class="methodsynopsis dc-description">
    102. 

  102.    <span class="type">bool</span> <span class="methodname"><a href="spldoublylinkedlist.isempty.html" class="methodname">SplDoublyLinkedList::isEmpty</a></span>
    103. 

  103.     ( <span class="methodparam">void</span>
    104. 

  104.    )</div>
    105. 

  105. <div class="methodsynopsis dc-description">
    106. 

  106.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.key.html" class="methodname">SplDoublyLinkedList::key</a></span>
    107. 

  107.     ( <span class="methodparam">void</span>
    108. 

  108.    )</div>
    109. 

  109. <div class="methodsynopsis dc-description">
    110. 

  110.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.next.html" class="methodname">SplDoublyLinkedList::next</a></span>
    111. 

  111.     ( <span class="methodparam">void</span>
    112. 

  112.    )</div>
    113. 

  113. <div class="methodsynopsis dc-description">
    114. 

  114.    <span class="type">bool</span> <span class="methodname"><a href="spldoublylinkedlist.offsetexists.html" class="methodname">SplDoublyLinkedList::offsetExists</a></span>
    115. 

  115.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$index</code></span>
    116. 

  116.    )</div>
    117. 

  117. <div class="methodsynopsis dc-description">
    118. 

  118.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.offsetget.html" class="methodname">SplDoublyLinkedList::offsetGet</a></span>
    119. 

  119.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$index</code></span>
    120. 

  120.    )</div>
    121. 

  121. <div class="methodsynopsis dc-description">
    122. 

  122.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.offsetset.html" class="methodname">SplDoublyLinkedList::offsetSet</a></span>
    123. 

  123.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$index</code></span>
    124. 

  124.    , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$newval</code></span>
    125. 

  125.    )</div>
    126. 

  126. <div class="methodsynopsis dc-description">
    127. 

  127.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.offsetunset.html" class="methodname">SplDoublyLinkedList::offsetUnset</a></span>
    128. 

  128.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$index</code></span>
    129. 

  129.    )</div>
    130. 

  130. <div class="methodsynopsis dc-description">
    131. 

  131.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.pop.html" class="methodname">SplDoublyLinkedList::pop</a></span>
    132. 

  132.     ( <span class="methodparam">void</span>
    133. 

  133.    )</div>
    134. 

  134. <div class="methodsynopsis dc-description">
    135. 

  135.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.prev.html" class="methodname">SplDoublyLinkedList::prev</a></span>
    136. 

  136.     ( <span class="methodparam">void</span>
    137. 

  137.    )</div>
    138. 

  138. <div class="methodsynopsis dc-description">
    139. 

  139.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.push.html" class="methodname">SplDoublyLinkedList::push</a></span>
    140. 

  140.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$value</code></span>
    141. 

  141.    )</div>
    142. 

  142. <div class="methodsynopsis dc-description">
    143. 

  143.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.rewind.html" class="methodname">SplDoublyLinkedList::rewind</a></span>
    144. 

  144.     ( <span class="methodparam">void</span>
    145. 

  145.    )</div>
    146. 

  146. <div class="methodsynopsis dc-description">
    147. 

  147.    <span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="spldoublylinkedlist.serialize.html" class="methodname">SplDoublyLinkedList::serialize</a></span>
    148. 

  148.     ( <span class="methodparam">void</span>
    149. 

  149.    )</div>
    150. 

  150. <div class="methodsynopsis dc-description">
    151. 

  151.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.setiteratormode.html" class="methodname">SplDoublyLinkedList::setIteratorMode</a></span>
    152. 

  152.     ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$mode</code></span>
    153. 

  153.    )</div>
    154. 

  154. <div class="methodsynopsis dc-description">
    155. 

  155.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.shift.html" class="methodname">SplDoublyLinkedList::shift</a></span>
    156. 

  156.     ( <span class="methodparam">void</span>
    157. 

  157.    )</div>
    158. 

  158. <div class="methodsynopsis dc-description">
    159. 

  159.    <span class="type">mixed</span> <span class="methodname"><a href="spldoublylinkedlist.top.html" class="methodname">SplDoublyLinkedList::top</a></span>
    160. 

  160.     ( <span class="methodparam">void</span>
    161. 

  161.    )</div>
    162. 

  162. <div class="methodsynopsis dc-description">
    163. 

  163.    <span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.unserialize.html" class="methodname">SplDoublyLinkedList::unserialize</a></span>
    164. 

  164.     ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$serialized</code></span>
    165. 

  165.    )</div>
    166. 

  166. <div class="methodsynopsis dc-description">
    167. 

  167.    <span class="type">void</span> <span class="methodname"><a href="spldoublylinkedlist.unshift.html" class="methodname">SplDoublyLinkedList::unshift</a></span>
    168. 

  168.     ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$value</code></span>
    169. 

  169.    )</div>
    170. 

  170. <div class="methodsynopsis dc-description">
    171. 

  171.    <span class="type">bool</span> <span class="methodname"><a href="spldoublylinkedlist.valid.html" class="methodname">SplDoublyLinkedList::valid</a></span>
    172. 

  172.     ( <span class="methodparam">void</span>
    173. 

  173.    )</div>
    174. 

  174. 

  175.    }</div>
    176. 

  176.  
    177. 

  177.   </div>
    178. 

  178. 

  179. 

  180. 

  181.  
    182. 

  182.  </div>
    183. 

  183.  
    184. 

  184.  
    185. 

  185. 

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  206. 

  207. 

  208. 

  209. <h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="splqueue.construct.html">SplQueue::__construct</a> — Constructs a new queue implemented using a doubly linked list</li><li><a href="splqueue.dequeue.html">SplQueue::dequeue</a> — Dequeues a node from the queue</li><li><a href="splqueue.enqueue.html">SplQueue::enqueue</a> — Adds an element to the queue.</li><li><a href="splqueue.setiteratormode.html">SplQueue::setIteratorMode</a> — Sets the mode of iteration</li></ul>
    210. 

  210. </div>
    211. 

  211. <hr /><div class="manualnavbar" style="text-align: center;">
    212. 

  212.  <div class="prev" style="text-align: left; float: left;"><a href="splstack.setiteratormode.html">SplStack::setIteratorMode</a></div>
    213. 

  213.  <div class="next" style="text-align: right; float: right;"><a href="splqueue.construct.html">SplQueue::__construct</a></div>
    214. 

  214.  <div class="up"><a href="spl.datastructures.html">数据结构</a></div>
    215. 

  215.  <div class="home"><a href="index.html">PHP Manual</a></div>
    216. 

  216. </div></body></html>
    217. 

  217.