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php数组添加与删除单元的常用函数实例分析,数组实例分析
Jun 13, 2016 am 09:14 AM
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php数组添加与删除单元的常用函数实例分析,数组实例分析
本文实例分析了php数组添加与删除单元的常用函数。分享给大家供大家参考。具体分析如下:
<?php header("Content-type:text/html;charset=utf-8"); $arr = array("a"=>"Horse","b"=>"Cat","c"=>"Dog"); array_push($arr,"hello","world"); //array_push将一个或多个单元压入到数组末尾 print_r($arr); echo "<br />"; //array_pop():删除数组的最后一个单元 array_pop($arr); print_r($arr); echo "<br />"; //array_shift():删除数组的第一个单元 array_shift($arr); print_r($arr); echo "<br />"; //array_unshift():在数组开头添加一个或多个单元 array_unshift($arr,"Horse"); print_r($arr); ?>
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希望本文所述对大家的php程序设计有所帮助。
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