Php 使用公共值将两个表中的两个数组合并为单个数组
我正在尝试组合从两个不同表生成的数组—“articles”和“article\u categories”。 “物品类别”的输出为:Php 使用公共值将两个表中的两个数组合并为单个数组,php,mysql,arrays,oop,Php,Mysql,Arrays,Oop,我正在尝试组合从两个不同表生成的数组—“articles”和“article\u categories”。 “物品类别”的输出为: Array ( [0] => Array ( [id] => 0 [title] => local ) [1] => Array ( [id] => 1 [title] => politics ) [2] => Array
Array
(
[0] => Array
(
[id] => 0
[title] => local
)
[1] => Array
(
[id] => 1
[title] => politics
)
[2] => Array
(
[id] => 2
[title] => economics
)
)
功能代码为:
public function newsGetCategoryList() {
$result = $this->db->select('SELECT * FROM article_categories ORDER BY id');
return $result;
}
public function newsGetCategoryArticles($category) {
$result = $this->db->select('SELECT * FROM articles WHERE category_id = :category', array('category' => $category));
return $result;
}
“文章”的输出为:
Array
(
[0] => Array
(
[id] => 0
[title] => Article 1
[content] => content
[category] => local
)
[1] => Array
(
[id] => 1
[title] => Article 2
[content] => content
[category] => local
)
[2] => Array
(
[id] => 2
[title] => Article 2
[content] => content
[category] => local
)
)
功能代码为:
public function newsGetCategoryList() {
$result = $this->db->select('SELECT * FROM article_categories ORDER BY id');
return $result;
}
public function newsGetCategoryArticles($category) {
$result = $this->db->select('SELECT * FROM articles WHERE category_id = :category', array('category' => $category));
return $result;
}
我需要将“articles”数组插入到“article_categories”中,以便输出为:
Array
(
[0] => Array
(
[id] => 0
[title] => local
[articles] => Array
(
[0] => Array
(
[id] => 0
[title] => Article 1
[content] => content
[category] => local
)
[1] => Array
(
[id] => 1
[title] => Article 2
[content] => content
[category] => local
)
[2] => Array
(
[id] => 2
[title] => Article 2
[content] => content
[category] => local
)
)
)
[1] => Array
(
[id] => 1
[title] => politics
)
[2] => Array
(
[id] => 2
[title] => economics
)
)
换句话说,如果文章的类别值与类别的标题匹配,则文章应该位于类别数组中
我曾尝试在“article\u categories”上应用array\u push-in foreach循环,但我只为每个类别条目获得一个单独的数组,而不是整个数组。我不知道如何处理这个问题
谢谢我自己找到了解决方案。必须更改newsGetCategoryList
public function newsGetCategoryList() {
$array = $this->db->select('SELECT * FROM article_categories ORDER BY id');
$result = array();
foreach ($array as $value) {
$articles = $this->newsGetCategoryArticles($value['title']);
array_push($value, $articles);
$result[] = $value;
}
return $result;
}