How to get JavaScript value in PHP?

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There are ten answers to this question.

Best solution

Get JavaScript Variable Value in a PHP Variable?

I have this JavaScript function which is getting a value from a select option in HTML: <script type="text/javascript"> function showUser(str) { if (str=="") { document.getElementById("txtHint").innerHTML=""; return; } if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari xmlhttp=new XMLHttpRequest(); } else {// code for IE6, IE5 xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); } xmlhttp.onreadystatechange=function()...


PHP runs on a web server, so it will only execute when the page loads. So the above statement will not...

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Jaiff at Stack Overflow Mark as irrelevant Undo

Other solutions

Get value of second dropdown, based on first?

Basically, what I'm trying to accomplish is when someone clicks the first html dropdown `id="FirstDD"`, based on the `option` chosen the second dropdown `id="SecDD"` would populate with the fields that correlate to `FirstDD` dropdowns...


AJAX is bad, and you are a bad person for using it.

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adfafsdd... at Yahoo! Answers Mark as irrelevant Undo

PHP and JavaScript prompt help?

Is it possible to get information from JavaScript to PHP via a JavaScript prompt? For example, let's say you use a JavaScript prompt and ask the user to type in his or her name. Is it possible to get the value returned from the prompt and store it in...


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TheFoxAndFlea at Yahoo! Answers Mark as irrelevant Undo

URGENT - Javascript or simple PHP - grab a value from a form and display below?

I have a form that has a dropdown menu of 1>>20. Each number = $20. eg if you select 1, that = $20; if you select 5, that =$100. Directly under this dropdown menu I want to display the monetary value. e.g. if you select 5, 5 shows in the dropdown...


As said before you could use Javascript to do that, although Im not sure what exactly you want, but...

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1234qwer... at Yahoo! Answers Mark as irrelevant Undo

A php program to get user's computer name using php/javascript..?

plz anyone help me how to get user's computer name when they browse my website....


Here you go: PHP Code: <?php gethostbyaddr($_SERVER['REMOTE_ADDR'])… ?> I hope I helped...

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Anit Kumar at Yahoo! Answers Mark as irrelevant Undo

Javascript: Get previous array element value?

I'm trying to do this col[i] = childWidth + col[i-1]; To get the previous array item value, but the output I get for this just says NaN. It works fine when I don't have the -1 in the array brackets. How do I get the previous value?


It's hard to say unless you post previous lines but my guess would be childWidth is a number and col...

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David at Yahoo! Answers Mark as irrelevant Undo

How do I pass a javascript variable as a get/post parameter to a .php?

I Have <script> var=20 </script> I want to do something like <form action=search.php?var>


Ajax! But I do not think it is exactly what you want!

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Share knowldge, lets be friends. at Yahoo! Answers Mark as irrelevant Undo


JavaScript lives in the browser, PHP lives on the server. To pass a value from JavaScript to a PHP...

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What are the ways to get the files from the google drive folder wise using php or javascript?

Example: We have uploaded images in ‘Images’ folder The folder structure is as below: Images/ - Thumbs     -cat.jpeg     -dog.png - Rat.jpeg - rabbit.jpeg  If we give the ‘Images’ folder link we need to...


Use google drive api

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Bastien Koert at Quora Mark as irrelevant Undo

Learning PHP: Is there a way to get the value of multi-dimensional array by specifying the key with a variable?

$array = array( 'a' => array( 'a' => "a aaa", 'b' => "b bbb", 'c' => "c ccc", 'd' => "d ddd", ), 'b' => array( 'a' => "b aaa", 'b' => "b bbb", 'c'...


If you have a very specific array structure, you can just make a function to do the parsing for you...

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John Kurlak at Quora Mark as irrelevant Undo

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