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PHP – 数组排序函数总结

1、sort() – 对数组进行升序排列

下面将 $name 数组中的元素按照字母升序排列:

 <?php
$name =array("小明","阿华","句句","小洋");
sort($name);
?>  

下面将 $numbers 数组中的元素按照数字升序排列:

 <?php
$numbers=array(2,5,1,29,13);
sort($numbers);
?>  

rsort() – 对数组进行降序排列

下面将 $name数组中的元素按照字母降序排列:

 <?php
$name =array("小明","阿华","句句","小洋");
rsort($name);
?>  

下面将 $numbers 数组中的元素按照数字降序排列:

 <?php
$numbers=array(2,5,1,29,13);
rsort($numbers);
?>  

asort() – 根据数组的值,对数组进行升序排列

 <?php
$age=array("Pary"=>"32","Den"=>"27","Ejo"=>"43");
asort($age);
?>  

ksort() – 根据数组的键,对数组进行升序排列

 <?php
$age=array("Pary"=>"32","Den"=>"27","Ejo"=>"43");
ksort($age);
?>  

arsort() – 根据数组的值,对数组进行降序排列

 <?php
$age=array("Pary"=>"32","Den"=>"27","Ejo"=>"43");
arsort($age);
?>  

krsort() – 根据数组的键,对数组进行降序排列

 <?php
$age=array("Pary"=>"32","Den"=>"27","Ejo"=>"43");
krsort($age);
?>  

文章来源:智云一二三科技

文章标题:PHP – 数组排序函数总结

文章地址:https://www.zhihuclub.com/78017.shtml

关于作者: 智云科技

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