求一个算法 算法 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 你的目的是什么?是把 数组1 变成 数组2的样子还是从 数组1 或 数组2 中抽取 [deal_id] == 297 的成员到结果数组? 就是将数组中deal_id相等的数组合并到一个大数组中,问题就是这样,谢谢 $arr = Array( '0' => Array ( 'id' => 1099, 'deal_id' => 297, "'user_id'" => 854, "'user_name'" => 'jquery123', "money" => 100, "create_time" => 1395116590, "is_repay" => 0, "cate_id" => 7, "profit" => 103.62 ), "1" => Array ( "id" => 1100, "deal_id" => 297, "user_id" => 854, "user_name" => 'jquery123', "money" => 100, "create_time" => 1395117228, "is_repay" => 0, "cate_id" => 7, "profit" => 103.62 ), "2" => Array ( "id" => 1101, "deal_id" => 298, "user_id" => 854, "user_name" => 'jquery123', "money" => 100, "create_time" => 1395117490, "is_repay" => 0, "cate_id" => 7, "profit" => 103.62 ));$input = array();$index = array();//用于存放deal_id 进行判断foreach ($arr as $key => $value) { if(!in_array($value['deal_id'], $index)){ array_push($index, $value['deal_id']); array_push($input,$value); }else{ $index = array_search($value['deal_id'], $index); array_push($input[$index], $value); }}var_dump($index,$input); $ar = array ( array ( 'id' => '1099', 'deal_id' => '297', 'user_id' => '854', 'user_name' => 'jquery123', 'money' => '100', 'create_time' => '1395116590', 'is_repay' => '0', 'cate_id' => '7', 'profit' => '103.62', ), array ( 'id' => '1100', 'deal_id' => '297', 'user_id' => '854', 'user_name' => 'jquery123', 'money' => '100', 'create_time' => '1395117228', 'is_repay' => '0', 'cate_id' => '7', 'profit' => '103.62', ), array ( 'id' => '1101', 'deal_id' => '298', 'user_id' => '854', 'user_name' => 'jquery123', 'money' => '100', 'create_time' => '1395117490', 'is_repay' => '0', 'cate_id' => '7', 'profit' => '103.62', ),);$res = array();foreach($ar as $v) $res[$v['deal_id']][] = $v;array_walk($res, function(&$r) { if(count($r) == 1) $r = current($r);});$res = array_values($res);print_r($res);Array( [0] => Array ( [0] => Array ( [id] => 1099 [deal_id] => 297 [user_id] => 854 [user_name] => jquery123 [money] => 100 [create_time] => 1395116590 [is_repay] => 0 [cate_id] => 7 [profit] => 103.62 ) [1] => Array ( [id] => 1100 [deal_id] => 297 [user_id] => 854 [user_name] => jquery123 [money] => 100 [create_time] => 1395117228 [is_repay] => 0 [cate_id] => 7 [profit] => 103.62 ) ) [1] => Array ( [id] => 1101 [deal_id] => 298 [user_id] => 854 [user_name] => jquery123 [money] => 100 [create_time] => 1395117490 [is_repay] => 0 [cate_id] => 7 [profit] => 103.62 )) foreach ($arr as $key => $value) { if(!in_array($value['deal_id'], $index)){ array_push($index, $value['deal_id']); $input[count($input)][] = $value; }else{ $index = array_search($value['deal_id'], $index); $input[$index][] = $value; }} 如何在页面显示根目录之外的图片? 网站检查发现死链和网页PR的问题 php调用外部exe如何获取错误信息 这样的过程能通过PHP完成吗 在Firefox浏览器里为何不能调用js,而在ie里却可以????? 求助,PHP页面只能浏览,却无法生成TXT文件,高手帮忙解决 ecshop中初始化会员数据整合类的unserialize()的疑问 急问:以下代码为什么错误?????????????????只能读取一行。ft!!!!!!! 请教各位高手,如何使用jdk呀? 大家在开始用PHP做一个网站时,先写那部分的内容? 正在写一个【用户】的类 如何在字符串中加入换行.
是把 数组1 变成 数组2的样子
还是从 数组1 或 数组2 中抽取 [deal_id] == 297 的成员到结果数组?
(
'0' => Array
(
'id' => 1099,
'deal_id' => 297,
"'user_id'" => 854,
"'user_name'" => 'jquery123',
"money" => 100,
"create_time" => 1395116590,
"is_repay" => 0,
"cate_id" => 7,
"profit" => 103.62
), "1" => Array
(
"id" => 1100,
"deal_id" => 297,
"user_id" => 854,
"user_name" => 'jquery123',
"money" => 100,
"create_time" => 1395117228,
"is_repay" => 0,
"cate_id" => 7,
"profit" => 103.62
), "2" => Array
(
"id" => 1101,
"deal_id" => 298,
"user_id" => 854,
"user_name" => 'jquery123',
"money" => 100,
"create_time" => 1395117490,
"is_repay" => 0,
"cate_id" => 7,
"profit" => 103.62
)
);
$input = array();
$index = array();//用于存放deal_id 进行判断
foreach ($arr as $key => $value) {
if(!in_array($value['deal_id'], $index)){
array_push($index, $value['deal_id']);
array_push($input,$value);
}else{
$index = array_search($value['deal_id'], $index);
array_push($input[$index], $value);
}
}
var_dump($index,$input);
array (
'id' => '1099',
'deal_id' => '297',
'user_id' => '854',
'user_name' => 'jquery123',
'money' => '100',
'create_time' => '1395116590',
'is_repay' => '0',
'cate_id' => '7',
'profit' => '103.62',
),
array (
'id' => '1100',
'deal_id' => '297',
'user_id' => '854',
'user_name' => 'jquery123',
'money' => '100',
'create_time' => '1395117228',
'is_repay' => '0',
'cate_id' => '7',
'profit' => '103.62',
),
array (
'id' => '1101',
'deal_id' => '298',
'user_id' => '854',
'user_name' => 'jquery123',
'money' => '100',
'create_time' => '1395117490',
'is_repay' => '0',
'cate_id' => '7',
'profit' => '103.62',
),
);
$res = array();
foreach($ar as $v) $res[$v['deal_id']][] = $v;
array_walk($res, function(&$r) {
if(count($r) == 1) $r = current($r);
});
$res = array_values($res);
print_r($res);Array
(
[0] => Array
(
[0] => Array
(
[id] => 1099
[deal_id] => 297
[user_id] => 854
[user_name] => jquery123
[money] => 100
[create_time] => 1395116590
[is_repay] => 0
[cate_id] => 7
[profit] => 103.62
) [1] => Array
(
[id] => 1100
[deal_id] => 297
[user_id] => 854
[user_name] => jquery123
[money] => 100
[create_time] => 1395117228
[is_repay] => 0
[cate_id] => 7
[profit] => 103.62
) ) [1] => Array
(
[id] => 1101
[deal_id] => 298
[user_id] => 854
[user_name] => jquery123
[money] => 100
[create_time] => 1395117490
[is_repay] => 0
[cate_id] => 7
[profit] => 103.62
))
if(!in_array($value['deal_id'], $index)){
array_push($index, $value['deal_id']);
$input[count($input)][] = $value;
}else{
$index = array_search($value['deal_id'], $index);
$input[$index][] = $value;
}
}