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PHP imports excel and displays the progress bar in the front desk

When php imports excel, the front desk displays a progress bar. Please give me some advice (not the progress of uploading excel files, but the progress bar of php reading excel->processing data->writing to mysql).

怪我咯 2017-05-24 11:34:21 0  3  1452

Teacher Ouyang Ke in PhpSpreadsheet Practice 1 for quickly controlling Excel with PHP

Where can I download Mr. Ouyang Ke’s PHP public method library function.php in PhpSpreadsheet Practice 1 of PHP Quick Control of Excel? My mobile phone 13149623967

云山 2020-02-17 14:43:36 0  0  1196

How to copy Excel FV function in PHP?

I'm converting some fairly complex calculations from an Excel spreadsheet to PHP. I'm stuck on the conversion of Excel's FV function, which is defined like this: FV(interest_rate,number_payments,payment,PV,Type) I've been working on this for 2 hours and I must be missing something. Essentially, I ne...

P粉106301763 2023-11-04 15:54:09 0  1  995

phpspreadsheet works on local XAMPP server but not on IIS (Windows Server 2012 R2)

I have developed a website using php and mysql where users have to upload excel files. In local server (XAMPP) I downloaded phpspreadsheet and was able to upload excel file to mysql database. But when I am dealing with the same thing on IIS (Windowsserver2012r2), the excel file cannot be uploaded to...

P粉136356287 2024-02-21 13:58:55 0  1  778

How to improve the efficiency of php excel export

How to improve the efficiency of phpexcel export (note: the cvs format can be ignored, this export has the operation of operating cells) What I think of now is: Optimizing SQL now has an interface for data details, and now it is to get the ID array of the data to loop through this The project detail...

歐陽(yáng)克 2017-06-14 10:49:59 0  4  1371

Convert file to data stream

Hello heroes, I want to convert the excel file into a data stream and then send it to the interface. .NET uses this class to implement FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read); What method does PHP use to implement it? grateful.

聶順順 2022-10-25 09:17:59 0  5  1078

Print new lines into cells of CSV file

I'm using php to generate a CSV file. I need to wrap text within a cell (can be achieved using Ctrl+Enter or Alt+Enter in Excel). For this I tried using '\n', '\r' but it didn't help. How can I achieve this? I am using yii extension ECSVExport to generate csv. The output I want is as follows: IDValu...

P粉276577460 2023-08-22 18:17:10 0  2  762

php - laravel-excel works normally when installed locally, but when installed on the server, an error occurs.

Moreover, when uninstalling using composer update locally, the error Class 'PHPExcel_Shared_Font' not found is also prompted. But when I enter excel and click on PHPExcel_Shared_Font, I can click in.

給我你的懷抱 2017-05-27 17:43:52 0  1  1824

Fatal error: Uncaught error: Calling member function find() on bool in C Stack trace: #0 {main} thrown in C at line 16

I am getting this error above and my code is below. Is there anything wrong with my code? Any help is appreciated. I'm not sure if it has anything to do with the software I'm using to run it, XAMPPApache. I'm currently trying to retrieve information from a web page containing product codes in Excel....

P粉878510551 2023-12-28 23:57:42 0  1  1112

php - When importing excel into laravel and the amount of data is large, what is the best way to deal with duplicate data?

Use laravel excel to import the user's excel. It can be expected that an excel will have thousands to tens of thousands of entries. It needs to be judged not to import duplicate users. For example, if 10,000 people are imported and there are already 100 people in the database, then these 100 people ...

世界只因有你 2017-05-16 12:58:18 0  2  1209

Running header('Content-Type: application/vnd.ms-excel'); in my php file doesn't seem to have any effect. The generated file is still an html file. What's going on?

phpcn_u13074 2017-08-02 21:09:23 0  2  1603

Laravel Modal does not return data

I don't know why I'm not getting the value from the modal in my Laravel controller. Please check it for me. However, I use the same code for other modes and controllers. It's working and returning the value from the property without any issues. I'm using Laravel8 and php8.1; below is my code. app\Ht...

P粉174151913 2024-03-29 10:31:31 0  1  591

Can I use the automatic generation module of thinkphp5 in Windows 7 system? How to configure and use

明民 2017-10-10 17:04:14 0  2  1389

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

After installing the PHP toolbox, all the mysql tables in phpstudy that I installed before are gone. What should I do?

劉袁銘 2017-10-10 19:25:59 0  4  2943

mcrypt_get_key_size()

To use mcrypt_get_key_size() in php study, how to enable mcrypt_

劉袁銘 2017-10-10 19:47:34 0  1  1172

Detecting login status and preventing repeated login status in TP5 - My page is wrong

冥冥之中天注定 2017-10-10 22:49:15 0  0  1187

Issues with resending WeChat public account template messages?

For example: I am using PHP to develop WeChat public accounts. If I send a template message, the WeChat client may receive 1-3 messages. I checked Baidu and said that the WeChat server will resend in 5 seconds. How to solve this problem?

飛揚(yáng) 2017-10-11 08:00:11 0  0  1141

How to install php7

我無(wú)限黑暗里的小太陽(yáng)▼ 2017-10-11 09:11:44 0  1  1145

Solve (no language limit)

A census taker asked a woman, "How many children do you have and how old are they?" The woman replied, "I have three children. Their ages multiplied is 36. The sum of their ages is equal to the house number of the segregated room." Census The enumerator immediately went to the ne...

路過(guò) 2017-10-11 10:20:08 0  1  1364

There is no WWW file in the phpStudy directory. Enter localhost in the website and the hello world solution will come out directly! I created the WWW folder in the root directory and then created an abc.php. localhost/abc.php still didn't come out and an error was reported. not found

<?phpphpinfo();?>

M..moli瞎 2017-10-11 11:45:27 0  7  5212