Discover the power of PHP's array_multisort() function as we explore its versatility, performance, and various use cases in this ultimate sorting tool.
9 years ago One-liner function to sort multidimensionnal array by key, thank's to array_column<?phparray_multisort (array_column($array, 'key'), SORT_DESC, $array);?>up down 91 cagret at gmail dot com ¶ 15 years agoA more inuitive way of sorting multidimensional arrays using arra...
I had a multidimensional array, which needed to be sorted by one of the keys. This is what I came up with...<?phpfunction msort($array, $id="id") { $temp_array = array(); while(count($array)>0) { $lowest_id = 0; $index=0...
Last update on December 20 2024 10:16:58 (UTC/GMT +8 hours)Write a PHP script to sort the following array by the day (page_id) and username.Sample Solution:PHP Code:<?php // Initialize a multidimensional array $arra with transaction_id and user_name values $arra[0]["transaction_id...
问为什么这个php array_multisort不能像预期的那样工作？EN有的同学在做一个读取临时文件数据的工作，当...
return array_multisort($indeces,$objArray,$sort_flags);}function getIndex($obj) { return $obj->getPosition();}objSort($objArray,'getIndex'); ?> james at miicro dot net 10 years ago It's useful to know that if you're using this function on a multidimensional array, php will sort...
第一个反应是直接使用ksort之类排序函数操作（一时脑子浆糊，这系列函数每次都要翻手册，实际上是asort）...
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array_multisort()可以用来一次对多个数组进行排序,或者根据某一维或多维对多维数组进行排序。 关联(string)键名保持不变,但数字键名会被重新索引。 注意: 如果两个成员完全相同,那么它们将保持原来的顺序。 在 PHP 8.0.0 之前,它们在排序数组中的相对顺序是未定义的。
$sub1 = array('pos' => 2); $sub2 = array('pos' => 1); $arr = array($sub1,$sub2); $arr = sortByKey($arr,'pos'); 此功能后,$ arr将为数组($ sub2,$ sub1) 查看ksort函数。 函数的手动php arrays sorting multidimensional-array 1个回答 ...