Php 如何比较两个数组并向表中添加唯一的记录
我试图比较并将表B中的唯一记录添加到表A中,并跳过重复记录(如果存在)并对下一条记录执行搜索,如果未找到匹配项,则添加它。 使用[SalesDescription]字段进行比较 我尝试使用array_unique和array_different、array_intersect,但这些函数都无法消除重复项/无法对我起作用 下面是添加数据的代码Php 如何比较两个数组并向表中添加唯一的记录,php,mysql,arrays,Php,Mysql,Arrays,我试图比较并将表B中的唯一记录添加到表A中,并跳过重复记录(如果存在)并对下一条记录执行搜索,如果未找到匹配项,则添加它。 使用[SalesDescription]字段进行比较 我尝试使用array_unique和array_different、array_intersect,但这些函数都无法消除重复项/无法对我起作用 下面是添加数据的代码 $records=array( 'SalesDescription' => $row['SalesDescriptio
$records=array(
'SalesDescription' => $row['SalesDescription'],
'SO Qty' => $row['Quantity'],
'WO Qty' => $row['Reference'],
'SO Date' => $row['TransactionDate'],
'Color' => $row['DistNumber'],
'SO#' => $row['Reference'],
'Promised Date' => $row['GoodThruDate'],
);
$tv->addRecord($tableId, $records);//calls addRecord() function
表A:我想在其中添加数据的表中的记录
Array (
[id] => 3054535376
[table_id] => 50240233993
[created] => 2014-10-30T09:52:15-0600
[updated] => 2014-10-30T09:52:15-0600
[created_by] => 3045444045538
[fields] => Array (
[Work Order] => 87565
[SalesDescription] => 18X5X12 1/8 SOLID FORKLIFT TIRE PRESS-ONS
[SO#] => 14061
[SO Date] => 2013-10-16T00:00:00-0600
[Promised Date] => 2014-10-30T09:52:15-0600
[SO Qty] => 1.0000000000000000000
[WO Qty] => 14061
[Color] => 2
[s] => 2
[SHIP BY] => 2014-10-29
[CALC PROMISED DATE] => 2014-10-30
)
)
表B:我想从中获取数据的表中的记录
Array (
[0] => CAS001
[CustomerId] => CAS001
[1] => CASH CUSTOMER
[Customer_Bill_Name] => CASH CUSTOMER
[2] => Will Call
[WhichShipVia] => Will Call
[3] => [INV_POSOOrderNumber] => [4] => 2013-07-24
[ShipByDate] => 2013-07-24
[5] => [GoodThruDate] => [6] => [CustomerSONo] => [7] => 13867
[Reference] => 13867 [8] => 2013-07-24
[TransactionDate] => 2013-07-24
[9] => 1
[DistNumber] => 1
[10] => 2.0000000000000000000
[Quantity] => 2.0000000000000000000
[11] => 121130581
[ItemId] => 121130581
[12] => 18X5X12 1/8 SOLID FORKLIFT TIRE PRESS-ONS
[SalesDescription] => 18X5X12 1/8 SOLID FORKLIFT TIRE PRESS-ONS
[13] => [PartNumber] => [14] => 18X5X12 1/8 SOLID FORKLIFTTIRE
[ItemDescription] => 18X5X12 1/8 SOLID FORKLIFTTIRE
)
这有点麻烦,但是您可以首先创建一个带有键(即SalesDescription值)的数组。 Double SalesDescription将相互覆盖,然后将其转换回:
<?php
$tableB = array(....)
$temp = array();
foreach($tableB as $value) {
$temp[$value['SalesDescription']] = $value;
}
$tableB = array();
foreach($temp as $value) {
$tableB[] = $value;
}
// Now $tableB has only unique SalesDescription's!
两个数组字段都不同,我相信您是在比较两个数组中的特定字段值,然后只需检查(a.field.salessdescription==b.salessdescription)?@Asik谢谢!!。它确实部分工作,但当我再次运行PHP脚本时,它会创建重复的recordMichiel,感谢您的回复,但我想比较/搜索表A和表B上的值[SalesDescription]字段。如果表A上有匹配项,则跳过它并进行下一次搜索/比较,但我认为在您的情况下,它只比较[SalesDescription]表B上的字段。问题是我想每10分钟运行一次PHP脚本,以将新记录从表B添加到A。啊,好的,但是您仍然只比较SalesDescription字段吗?还是有更多字段使一行唯一?再次感谢Michiel,是的,将有更多字段,但现在我想用SalesDescription字段测试它?