您能否介紹一下如何將一個數組值更改爲第二個值。如何在不改變數組的情況下變化數組鍵值php
請看下面的例子。
第一陣列
Array
(
[20239802] => one test
[20239801] => two testttttt
)
二陣列
Array (
[content] => Array (
[0] => Array (
[content_pack_id] => 10002
[content_pack_name] => 100 Days Of Love-FLA
[image_path] => Array ([0] => pack_image_10002_width.)
[content_image_path] => Array ([imgjpeg80] => http://content.jpg)
[content_id] => 20239802
[track] => Lede Inthati Santhosham
[duration] => 0
)
[1] => Array (
[content_pack_id] => 10003
[content_pack_name] => 1001 fdfdf
[image_path] => Array ([0] => pack_image_10002_width.)
[content_image_path] => Array ([imgjpeg80] => http://content.jpg)
[content_id] => 20239801
[track] => Lede Inthati Santhosham
[duration] => 0
)
)
[autoshuffle_pack] => no
)
我們需要在第二陣列更換[track]
值,如果符合陣列[20239802]
與第二陣列[content_id]
需要出放: -
Array
(
[content] => Array
(
[0] => Array
(
[content_pack_id] => 10002
[content_pack_name] => 100 Days Of Love-FLA
[image_path] => Array
(
[0] => pack_image_10002_width.
)
[content_image_path] => Array
(
[imgjpeg80] => http://content.jpg
)
[content_id] => 20239802
[track] => one test
[duration] => 0
)
[1] => Array
(
[content_pack_id] => 10003
[content_pack_name] => 1001 fdfdf
[image_path] => Array
(
[0] => pack_image_10002_width.
)
[content_image_path] => Array
(
[imgjpeg80] => http://content.jpg
)
[content_id] => 20239801
[track] => two testttttt
[duration] => 0
)
)
[autoshuffle_pack] => no
)
檢查[管理]值在我的需要了變化把
按照取決於第一陣列。
Array
(
[20239802] => one test
[20239801] => two testttttt
)
與第二陣列
[content_id] => 20239801
[track] => two testttttt
目前還不清楚要替換的東西。你能否在你的問題中提供預期的產出? – trincot
我這個鏈接會幫助你一點。它將用代碼示例解釋兩種方法。檢查http://blog.vijayrana.com.np/blog/2016/03/14/how-to-change-the-key-of-an-array-element/ – vijayrana