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What else can I help you with?
What are the similarities between PHP and JavaScript?
there are not many similarities, except the if and else statements, loops, etc... but PHP talks to the server, JavaScript can't. That's why both languages have totally different functions. If you only use basic JavaScript, PHP doesn't differ too much.
What is Clint side validation in php?
Client-side validation in PHP typically refers to the practice of using JavaScript to validate user input before it is sent to the server. While PHP runs on the server, client-side validation helps improve user experience by providing immediate feedback, reducing server load, and preventing unnecessary requests. Common methods include checking for required fields, formatting, and data types using HTML5 attributes or JavaScript functions. However, it's important to note that client-side validation should complement, not replace, server-side validation for security reasons.
How can you pass a JavaScript value into a PHP file?
JavaScript lives in the browser, PHP lives on the server.To pass a value from JavaScript to a PHP page, you can eitherdo an HTML form submituse AJAXIn both cases, the value is sent to the server and you write your PHP to handle it and send a response.The important thing is that the JavaScript value won't be available in PHP when you first generate the page, creating the page and handling the value submitted from the browser are two distinct steps.
Validating a form within Ajax tabs with PHP?
If you know jquery it will help to write javascript easily to accomplish, what is needed. There should not be any difficulties because the form is inside a ajax tab. if you will write on $(document).ready(function(){ // here all validation should work })
How do you write a password script using JavaScript in PHP with a form?
This question is too broad, be more specific.
Why we use javascript as we have a powerful scripting language php?
First of all, PHP is server side, Javascript is client side. You cannot detect mouse gestures or any clicks with PHP the same way you cannot read a file or modify it or process a form (unless you use AJAX of course). Also, although I love PHP, and it has useful extensions such as the GD library, PHP is not a very good language. Overall we use javascript and PHP because they are used for two completely different things.
Does JavaScript interact with PHP?
Yes, JavaScript and PHP can interact with each other in web development. JavaScript is a client-side scripting language that runs in a user's browser, while PHP is a server-side language that runs on the server. The two languages can communicate with each other through the use of AJAX (Asynchronous JavaScript and XML) requests. JavaScript can make an AJAX request to a PHP script on the server, and the PHP script can process the request and return data back to the JavaScript code. This allows for dynamic, interactive web pages that can update their content without requiring a full page refresh. Overall, JavaScript and PHP are complementary technologies that can work together to create powerful web applications
How do you create a text editor in PHP?
Well it got nothing to do with PHP, you going to need JavaScript to do that :)
How can you use a JavaScript variable in the PHP isset function?
You can't actually do that. There is no direct way to make JavaScript code talk to PHP code, as the two languages are interpreted in different locations. The PHP is interpreted by the server, and the JavaScript is interpreted by the client. This means it's easy enough to transfer data from PHP to JavaScript (by generating the JavaScript with the PHP), but not the other way around. If you're simply looking for a way to see if a JavaScript variable is set (from within the JavaScript itself), that can be done with a line like this one: if(myVariable !== undefined){ /* do stuff */} If you actually want to handle it on the PHP side, one way to do so would be to use additional PHP code when that happens. For example: <?php $jsVars = array(); ?> <script type="text/javascript"> var foo = 'bar'; <?php $jsVars['foo'] = 'bar';?> var yub = 'nub'; <?php $jsVars['yub'] = 'nub';?> </script> ... You can then check to see whether a certain variable has been set by seeing if it's in that array: <?php function jsIsset($varname){ global $jsVars; return array_key_exists($varname, $jsVars); } ?> This however, only works when the JavaScript is generated, not when it's interpreted by the client system. For example, imagine you have a variable that is defined by a JavaScript function that is called from an onclick event. By the time that event happens, the page has already been served and the PHP is done executing. If you want the JavaScript to tell the PHP that a variable is defined, you would need to do it through an AJAX request, which I believe is beyond the scope of this question.
How do you use the JavaScript confirm function in PHP?
It has to be done with Javascript. Though you could do something like this:
What programming language is used for webOS applications?
HTML5, JavaScript, CSS
How do you connect javascript using php?
Any communication between Javascript code and PHP code needs to be instigated by the Javascript. This is because Javascript is a client side script and PHP is server side. The server can't force data to the browser; it can only reply to requests. The technique of using Javascript on the client side to talk to server side scripts is referred to as AJAX (Asynchronous Javascript And XML). There are several libraries available for simplifying it's usage, and many online tutorials.
How can you close the iframe in calling page in php and javascript?
Using JavaScript, you can accomplish this by deleting the iframe node from the DOM.
How do you create a webpage that needs a survey to get in?
To create a webpage that requires a survey to grant access, you can use a combination of HTML for the webpage structure and JavaScript for form validation and survey submission. Set up the survey questions within a form element on the webpage and use JavaScript to check the survey responses before allowing access to the rest of the page’s content. Consider using server-side scripting (e.g., PHP, Node.js) to handle the form submission and authenticate users based on their survey responses.
How do you create a form in database?
To create an online form and database, you could learn PHP, MYSQL, HTML and Javascript or alternatively try something like www.recs4free.com. This will do most of the work for you.
How can you use the OR condition in PHP validation in regular expressions?
You use instead of OR
What javascript is needed to open an online survey?
Any javascript can be used to open an online survey. It must be in HTML/PHP format though.
What is the purpose of php?
PHP is a dynamic language meant to do server-side processing where plain HTML/client-side JavaScript isn't enough.
How do you call JavaScript object in PHP?
You cannot do that, since PHP is serverside and javascript is clientside. The best way is usually to have an ajax layer (a php file) to handle requests from the main php file. For example: You would have 3 files index.php, ajax.php, and functions.js The index.php is what people would see, and would include the functions.js javascript file. The functions.js file would then send requests to ajax.php. These requests could be a search query, a login request, etc... or any other object for that matter. Accessing javascript objects on demand is not possible though.
How do you perform image slideshow in php?
Image Slideshow is very difficult using php. Instead store the image files in an image folder and apply slideshow to them using javascript. Here's a reference to automatic slideshow using javascript: How_do_you_create_slide_show_using_javascript_code
