Recent questions tagged PHP

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php - When do I have to close mysqli (Database) connection?

For now, I have one connect.php file e.g. $mysql_host = ""; $mysql_database = ""; $mysql_user = ""; ... PHP File with all the queries? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Call to undefined function printer_open()

I am trying to connect to my printer which is on another machine through this code $handle = printer_open("\\ ... printer_open() method work?? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - strtotime on incorrect dates

I found something odd about strtotime(). On dates that do not exist it returns the day after. $d30= strtotime(" ... a true bug in strtotime()? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - OpenSSL enabled but not working

I am running Apache 2.2.13 and PHP 5.2.12. Just installed PHP 5.2.12 manually (to have access to all ... above in my Apache error log file. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Is XMLReader a SAX parser, a DOM parser, or neither?

I am testing various methods to read (possibly large, with very frequent reads) XML configuration files in PHP. No ... 's in have a name? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Why is my constructor still called even if the class and constructor case are different?

I am surprised for why the constructor is called when we have different class and constructor name. Constructor name ... versions we are using? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Dependency injection with custom Doctrine 2 data type

I have pretty much an identical issue as Dependency injection with custom Doctrine 2 hydrator, but I need to ... magic to be applied there. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Getting an error trying to initialize this public class variable using dirname() outside a method

Why can't I set a public member variable using a function? <? class TestClass { public $thisWorks = "something"; ... /tmp/tmp.php on line 7 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Access multidimensional array by string with delimiter

suppose i have a multidimensional array like something like this: <?php $array = array("test1" => array("test2" => ... its depth or use eval(). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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750 views

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php - laravel - CSRF token always changes

Well this is the problem I am facing from yesterday. It is always giving me TokenMismatchException and when I ... this already in my code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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660 views

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php - How can I put two queries in one mysql_query?

I'm trying to do something like this: mysql_query(" UPDATE name SET money = money + 1; UPDATE surname SET ... more queries in one mysql_query? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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916 views

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php - Laravel Eloquent Inner Join on Self Referencing Table

I'm trying to inner join a users table to itself using an eloquent model. I've looked everywhere but can't ... t be done. Thanks in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - html2canvas and jsPDF : send generated pdf as email attachment

I have created a function to take screenshot of current webpage and save it as PDF using html2canvas and jsPDF ... any solution for this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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738 views

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php - Can a cURL based HTTP request imitate a browser based request completely?

This is a two part question. Q1: Can cURL based request 100% imitate a browser based request? Q2: If yes, ... not a user. Thanks in advance See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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511 views

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php - ZendSessionContainer Session validation failed exception -- Object(Closure) ZF2

I'm trying to use authentication and sessions in a ZF2 App. So far I have the follow code: In my ... Object(ZendMvcMvcEvent), Object(Closure)) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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646 views

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php - UTF-8 Database Problem

I've a MySQL table that has a UTF-8 charset and upon attempting to insert to it via a PHP form, the ... terminal and have the same problem. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - "Allowed memory .. exhausted" when using readfile

I made a download script in PHP that was working until yesterday. Today I tried to download one of the files only ... back();</script>"; exit; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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700 views

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php - Why would var_dump return a bigger value than the string length?

I am working on getting some song lyrics using an API, and converting the lyrics string into an array of words. ... is acting like that? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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668 views

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php - Codeigniter - how to run multiple/batch queries?

I have a bunch of queries that are generated by a shell script on one server and are to be consumed by a ... queries may span more than one line See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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850 views

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php check if file exist

can someone guide me on how to do checking to tell if file already exist in database or not before we upload it ... files. thank you very much. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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708 views

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php - How to multiply number until achieve single-digit numbers and counting the number?

its description like this: persistence(39) == 3 // because 3*9 = 27, 2*7 = 14, 1*4=4 // and 4 ... 'm confused Any solution to solve my problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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878 views

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php - could not find driver in laravel

As I run php artisan migrate command it output In Connection.php line 664: could not find driver (SQL: select * from ... 7.2.8 and laravel 5.5 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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958 views

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php - Laravel - using a postgre bytea blob field

I am using PostgreSQL on a Laravel installation. A table has a bytea type field which is being used to store ... file_data); // doesn't work See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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847 views

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php - scandir fail to open directory

I am having trouble with scandir(). I am trying to display the files in my snaps-directory on a page under the ... no idea what else to do. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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837 views

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php - Suppressing PDO Warnings

I'm trying to display a server status, based upon whether the database can be connected to or not. With the old ... this helps someone else! ^^ See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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790 views

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php - Validate array of inputs in form in Laravel 5.7

My form has the same input field multiple times. My form field is as follows: <input type='text' name=' ... , required, nullable. Nothing works. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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819 views

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php - Set time out on simplexml_load_file

I have this script which outputs an rss feed. Want I want to do is have it attempt to reach the rss url ... all. Any insight would be great! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

php - Yii2: Kartik Gridview sum of a column in footer

I have installed the Kartik gridview extension, which is working fine. But I couldn't find or missed it in the ... help on this one. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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