39,402 Topics
 | |
| | Hi ppl I want to known about the availability check of hall booking I'm developing a website which is based on the venue booking system but i want to add availability chrck form in it so the same hall not booked at the same start time or same date There …  |
| | Hi ppl I am developing website for my friend's very small resort, please see [url removed] this resort have 8 rooms in total and all rooms are of same type so every room is equally priced. I just need code or logic to check availability of given [B]no. of rooms[/B] … |
| | I have this form where I'm editing a student's information like changing the provider assigned to him. I'm having a problem with it since the dropdown menu is coming from MySQL database that has the full name.  Here's what it looks like.  When I try to select one …  |
 | i am running ubuntu 22.04 and php 8.1 / MariaDB , i am missing somthing here in my code just can't see it. the premise of the code is to look at the TrolleyID Field and if it's '00000' basically echo's "BAD-READ" else it's 'GOOD-READ' any help would be great … |
| | I am in the middle of making a web based system for shows and each show as a different closing date for entries. The closing date is stored in a database. I need to display a export to excel button once the closing date has passed for each show. I … |
| | Hi, $page = 10; echo 'page ' .$page; //echoes: 10 echo 'backward ' .$backward = $page--; //echoes: 10 echo "<br>"; echo "<br>"; echo 'forward ' .$forward = $page++; //echoes: 9 echo "<br>"; echo "<br>"; Strange! Why is the decrement failing ? Since $page = 10, then decrementing that ($backward) should … |
| | Hello, I know the safest way to write a pagination section with php is to use the http_build_query(). Like so: $i = 0; while($i<$total_pages) { $i++; if($_GET['bool']=='null') { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","bool"=>"$bool","input_1"=>"$input_1","lmt"=>"$limit","pg"=>"$i"); } else { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","col_2"=>"$col_2","bool"=>"$bool","input_1"=>"$input_1","input_2"=>"$input_2","lmt"=>"$limit","pg"=>"$i"); } $serps_url = $_SERVER['PHP_SELF'].'?'.http_build_query($array); if($i==$page) … |
 | I'd like to incorporate a payment gateway into flutter web. Payment UI is loaded in flutter web, but I'm not sure how to get callbacks from it. |
 | I want to learn web development at home ? suggest me some online teachers who can teach me how to develop a website ? |
| | When I run `getStats()` on my PHP instance, it results in the following: array ( '10.143.27.235:11211' => array ( '����' => '', 'pid' => 3602, 'uptime' => 49804, 'time' => 1663088274, 'version' => '1.5.22', 'libevent' => '2.1.8-stable', 'pointer_size' => 64, 'rusage_user' => 30.254434, 'rusage_system' => 62.188442000000002, 'max_connections' => 4096, 'curr_connections' … |
| | I'm trying to get Memcached persistent connections to work. We currently have a cluster of four Memcached servers each with 2GB of RAM, and four web servers. My code looks like this: public function __construct() { global $config; $this->cache = new Memcached('daniweb'); if ($this->cache->isPristine()) { $this->cache->setOptions(array( Memcached::OPT_NO_BLOCK => true, Memcached::OPT_BUFFER_WRITES … |
| | I have this form where users are adding their sessions:  What I want to do is to show the week number in the input "week" id. My HTML tag for the service date that is on the image is: <div class="row mt-2"> <div class="col-lg-3 col-sm-6"> <div class="form-floating"> <input id="serviceDate" … |
| | WordPress or GoDaddy? which platform is easy to use if i want to make a blog website? |
| | Hi, On this link: https://www.php.net/manual/en/function.mail.php It states: // To send HTML mail, the Content-type header must be set $headers[] = 'MIME-Version: 1.0'; $headers[] = 'Content-type: text/html; charset=iso-8859-1'; Is the charset modern or out of date or old version ? Should it not be 'utf8mb4' ? |
 | Parse error: syntax error, unexpected T_IF in H:\xampp\htdocs\login.php on line 74 i don't see any mistake here? <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <!-- --> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta name="keywords" content="" /> <meta name="description" content="" /> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <title>Yakity Yak</title> <link href='http://fonts.googleapis.com/css?family=Oswald:400,300' rel='stylesheet' type='text/css'> <link … |
 | Iam software engineering student in final year l need projects title and how can I build my project |
| | There are several misconceptions about angular frontend development and hence developers as well. It is a misconception that angular is a library, Angular applications are slow and not for performance intensive use cases as they aren’t been developed accurately. It does not have state management or is not compatible with …  |
| | Hi, I am not sure which mysqli error reporting function to use here. Which of the two is correct ? 1. if(!mysqli_stmt_prepare($stmt,$sql_count)) { echo __LINE__; echo '<br>';//DELETE echo 'Mysqli Error: ' .mysqli_stmt_error(); //DEV MODE. echo '<br>'; echo 'Mysqli Error No: ' .mysqli_stmt_errno(); //DEV MODE. echo '<br>'; die('Registration a Failure!'); } … |
| | Hello, You use raw_urlencode() on the file path. Does that mean you have to exclude the domain name part ? <?php echo '<a href="http://example.com/'. rawurlencode('Sales and Marketing'). '/search?'. 'query='.urlencode('Monthly Report'). '">Click Me</a>'; ?> Imagine the above is my link listed on one of my pages. Now, why is it necessary … |
| | **Reposting again due to coding problem, I have attached the files** I am having trouble getting my button to submit the words in the text box over to the table on another page. What can I do to fix this? Thanks |
 | Hello all, I would like to set a time after 2 requests that someone can make a request again does anyone have an example for this. thanks in advance |
| | I have tried loading my php files to my web hosting server but the files have an error I cannot figure out . My files begin with <?php and end in ?> and then I changed to <? and ended with ?> but the server says there is a problem … |
| | What are the top things to keep in mind while converting php website to nextjs website? |
| | A specialist in software analysis, design, and development for a variety of industries. I have worked with the creative individuals at [Apptread](https://apptread.com/) to structure websites that users and clients enjoy. In my leisure time, I enjoy coding, blogging about new technologies, and exploring new locations. |
| | Hello, $c = 'bool'; // boolean settype($c, "integer"); // $c is now integer (1) echo $c; Why has $c become the int of 1 and not any other number ? And why is the following set to an int of 0 and not any other number ? $c = 'string'; … |
| | With this I'm needing to start off by logging in. This is done by putting in the email of a customer and pressing the login button (this is the customer_login.php page). The login button goes through the index.php page and then goes to the product_register.php page. Once the product_register.php page … |
| | With this, I'm needing to first off start with the search bar that searches for the last name of a customer. Once the search button is pressed, in a table below it is to produce the full name of the customer, their email address and their city they reside in. … |
| | I'm needing to be able to get a search bar to work in PHP using HTML. I have done some coding, but cannot fully grasp how to do it. What can I do to get the search bar to work? I am needing to be able to search for a … |
| | can someone suggest me how to build referral system with code referral and bonus table mysql |
| | Hello, does anyone here know how to make notifications with websocket + codeigniter4 / php? Example: will display the total of all users who registered today |
| | Hii are someone know the best ways to regenerate csrf token on ajax form submit |
| | Hello, Was reading this tutorial on the INTVAL(): https://www.w3schools.com/php/phptryit.asp?filename=tryphp_func_var_intval How is this an INT ? $e = array("red", "green", "blue"); echo intval($e) . "<br>"; And, when to use int() function and when to use INTVAL() function and when not to use them ? I am confused! |
| | Hello, I have come across these echo types before: echo print_r printf var_dump But now come across: var_export. https://www.w3schools.com/php/phptryit.asp?filename=tryphp_func_var_var_export $a = 32; echo var_export($a) . "<br>"; $b = "Hello world!"; echo var_export($b) . "<br>"; $c = 32.5; echo var_export($c) . "<br>"; $d = array("red", "green", "blue"); echo var_export($d) . "<br>"; … |
| | Hello, One of the following code got htmlspecialchars. Which code is correct out of the two ? Both codes build pagination section. Need to add security so users cannot sql inject. Not using http_build_query function here as I want to build a pagination section without it and already built one … |
| | Folks, Look at this youtube serp: https://www.youtube.com/results?search_query=make+money+online+in+2022 You are shown 10 search results. Now, if you want to see more results, you got to scroll to the bottom of the page and only then more search results would be presented. Otherwise not. Q1. My question is, what php function or … |
| | **I have attached all of the coding needed** I'm using PHP to design a website. The problem that I am facing is that, the button on the add products page isn't taking the inputs and putting them on the products list page. I'm wondering what I can do to get … |
 | The benefits of online shopping need no elaboration anymore. Billions of people rely on online shopping service providers across the world. In fact, the e-commerce platforms proved to be saviors for people during the months of lockdown. Developing an online store can be profitable for sure but choosing the right … |
| | Sometimes we have a need to take a simple PHP array and represent it as an encoded string. One use case that we have for this at DaniWeb is when a new user signs up, and we ask them to click on a link that was sent to them via … |
| | Hi. Please could someone help me understand what's happening here. I have a MySQL database which has a table with some data in the following format: 2022-03-15 06:55:39:<br/>LineOfSight:<br/>java.lang.Exception:<br/> UNAVAILABLE TELEMETRY BR$0 The field collation is utf8 and the data is stored as text. This data is provided via a 3rd … |
| | Sometimes we want to know if the webpage was fetched over an SSL connection (e.g. the URL begins with https:// instead of http://). This way, if an end-user is accessing an insecure version of our site, we can redirect them to the secure version. The following PHP function called `no_ssl()` … |
| | For some reason, PHP class constants don't play nicely with inheritance. For example, suppose you have the following code: class Foo { const VAR = 'foo'; public function __construct() { echo self::VAR; } } class Bar extends Foo { const VAR = 'bar'; } // This will actually print out … |
 | Hello everyone! I am wondering how I can access the ending of my url address. For exampel: www.castingvault.eu/willy And I wand the name "willy" only and then process and use it in my php code. Usually you write the url like this: www.castingvault.eu/members.php?mem=willy and the following is how to access … |
| | User interface (UI) design is a process used by designers to create interfaces in software, such as computer devices, that focus on appearance or style. Designers want the interfaces to be easy to use and user-friendly. User interface design covers graphical user interfaces and other forms - such as voice-controlled … |
| | |
| | Which programming language does PHP resemble? Please tell me |
 | I want to make a pdf file in php. I write code like this: <?php require_once __DIR__ . '/vendor/autoload.php'; include('conn.php'); $res = mysqli_query($conn, "select * from smash"); if (mysqli_num_rows($res) > 0) { $html = '<table>'; $html = '<tr><td>ID</td><td>Name</td><td>FatherName</td><td>Address</td><td>Phone</td><td>Class</td><td>Qualification</td><td>Branch</td><td>rollno</td></tr>'; while ($row = mysqli_fetch_assoc($res)) { $html .= '<tr><td>' . $row['id'] . '</td><td>' …  |
 | I have a table with the below sample output. uid atime adate A_in_out 11 8:16 14/05/2014 I 11 13:35 14/05/2014 I 11 17:23 14/05/2014 I 11 21:09 14/05/2014 I 12 14:06 14/05/2014 I 12 22:39 14/05/2014 I 13 8:00 14/05/2014 I 13 17:12 14/05/2014 I I want to build a … |
| | By default, PHP's clone keyword just creates a shallow copy of an object, and doesn't work as desired if the object contains properties that are also objects, because it doesn't create real copies of those objects but rather just pointers to the initial version of them. This function creates a … |
| | A little while ago, I wrote a [tutorial](https://www.daniweb.com/programming/web-development/tutorials/537376/sanitize-php-user-input-strings) about how important it is to sanitize PHP user input strings. Not only is it important to sanitize user input being fed into a database query, but it's also important to sanitize user input being displayed to the end-user to generate valid … |
| | A PHP array is essentially a stack of elements that can be used to denote a list, represent a collection of variables, etc. You can easily use loops to iterate over each element of an array. As PHP is a loosely typed language, all of the elements of an array … |
The End.