我有一個多維數組結合了相同的值數組的關鍵 - PHP
Array(
[0] => Array
(
[category_id] => 1
[question_id] => 1
[option_id] => 2
[title] => Do you wear glasses?
[answer] => no
)
[1] => Array
(
[category_id] => 1
[question_id] => 2
[option_id] => 3
[title] => Your hobbies ?
[answer] => movies
)
[2] => Array
(
[category_id] => 1
[question_id] => 4
[option_id] => 8
[title] => what is your status?
[answer] => single
)
[3] => Array
(
[category_id] => 1
[question_id] => 2
[option_id] => 1
[title] => Your hobbies ?
[answer] => travel
)
)
在其第二和第四個數組包含同一個問題(同一類別ID和相同的問題ID) 我想結合具有相同類別ID和問題ID的數組。
什麼,我希望是這樣的
Array(
[0] => Array
(
[category_id] => 1
[question_id] => 1
[option_id] => 2
[title] => Do you wear glasses?
[answer] => no
)
[1] => Array
(
[category_id] => 1
[question_id] => 2
[option_id] => 3
[title] => Your hobbies ?
[answer] => movies,travel
)
[2] => Array
(
[category_id] => 1
[question_id] => 4
[option_id] => 8
[title] => what is your status?
[answer] => single
)
)
意味着只有結合其答案。請幫助...
命令是否重要? – Passerby
option_id不一樣,你只保留一個。它是否正確? – Dutow
@Passerby不是問題 – FrancisMV123