我有一个MS-excel文件,其中有一列: Address
和一个包含以下列的MySQL数据库表: Add1、Add2、Add3
有没有可能通过PHP上传文件后,将Excel文件的地址栏中的数据拆分成Add1,Add2,Add3 (每列限40个字符)!
我用PHP上传文件的代码:
if(isset($_POST['submit'])) {
if(isset($_FILES['uploadFile']['name']) && $_FILES['uploadFile']['name'] != "") {
$allowedExtensions = array("xls","xlsx","csv");
$ext = pathinfo($_FILES['uploadFile']['name'], PATHINFO_EXTENSION);
if(in_array($ext, $allowedExtensions)) {
$file_size = $_FILES['uploadFile']['size'] / 1024;
if($file_size < 50) {
$file = "../excelfile/".$_FILES['uploadFile']['name'];
$isUploaded = copy($_FILES['uploadFile']['tmp_name'], $file);
if($isUploaded) {
include("../Classes/PHPExcel/IOFactory.php");
try {
//Load the excel(.xls/.xlsx/.csv) file
$objPHPExcel = PHPExcel_IOFactory::load($file);
} catch (Exception $e) {
die('Error loading file "' . pathinfo($file, PATHINFO_BASENAME). '": ' . $e->getMessage());
}
//An excel file may contains many sheets, so you have to specify which one you need to read or work with.
$sheet = $objPHPExcel->getSheet(0);
//It returns the highest number of rows
$total_rows = $sheet->getHighestRow();
//It returns the highest number of columns
$total_columns = $sheet->getHighestColumn();
$sheet_data = $objPHPExcel->getActiveSheet()->toArray(null,true,true,true);
将地址插入到表中的查询为:
$query = "insert into address_table (Add1, Add2, Add3)
values(
'".$_POST['address1']."',
'".$_POST['address2']."',
'".$_POST['address3']."')
发布于 2018-07-02 02:15:25
我需要做一些估算,因为我没有你的Excel文件。
想象一下你的$sheet_data
现在看起来是这样的
Array
(
[0] => Array
(
[0] => Street1
)
[1] => Array
(
[0] => Street2
)
[2] => Array
(
[0] => Street3 with a long name, more than 40 characters
)
)
第一级中的每个数组元素代表一行-第二级中的每个元素都包含相应的列。
foreach ($sheet_data as $line){
//maybe you need to skip the first line because it could contain just some headers
//in my estimation $line[0] contains the address
$address = $line[0];
//split address after 40 characters
$split = str_split($address, 40);
//$conn - mysqli connection
$stmt = $conn->prepare("INSERT INTO address_table (Add1, Add2, Add3)
VALUES (?, ?, ?)");
$addr1=""; $addr2=""; $addr3="";
if(isset($split[0]) $addr1 = $split[0];
if(isset($split[1]) $addr2 = $split[1];
if(isset($split[2]) $addr3 = $split[2];
//fill query params params with values
$stmt->bind_param("sss", $addr1, $addr2, $addr3);
$stmt->execute();
}
对于第3行-表条目将填充为
Add1 => Street3 with a long name, more than 40 c
Add2 => haracters
有一件事你仍然需要检查-如果地址超过120个字符,额外的字符就会丢失在自动取款机上。
请像我的示例一样使用准备好的语句-当您直接使用变量填充查询时,您很容易受到SQL-Injection的攻击
https://stackoverflow.com/questions/51115780
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