yarri/array-flatten

将多维数组转换为单维数组

v0.2 2024-05-13 08:59 UTC

This package is auto-updated.

Last update: 2024-09-21 16:51:41 UTC


README

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将多维数组转换为单维数组

函数签名

array_flatten(array $array, bool $preserve_keys = false): array

参数

array

多维数组。

preserve_keys

是否在输出数组中保留键。

返回值

array_flatten函数返回单维数组,如果没有提供参数$array则返回false。

用法

$ar = ["a", ["b", "c"], [["d",["e","f"]]]];
array_flatten($ar); // ["a","b","c","d","e","f"]

$ar = ["x" => "a", "y" => ["z" => "b", "c"]];
array_flatten($ar); // ["a", "b", "c"]
array_flatten($ar,false); // ["a", "b", "c"]
array_flatten($ar,true); // ["x" => "a", "z" => "b", 0 => "c"]

// !! duplicit key "x"
$ar = ["x" => "a", "y" => ["z" => "b", "x" => "c"]];
array_flatten($ar); // ["a", "b", "c"]
array_flatten($ar,true); // ["x" => "c", "z" => "b"]

安装

只需使用Composer

composer require yarri/array-flatten

许可证

ArrayFlatten是免费软件,根据MIT许可证分发条款