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How do you insert value to a dropdownlist from textbox input php?
Wiki User
∙ 10y ago
Store the textbox input in a database using a html form prefarably. Using a loop get all the textbox input from database and use print/echo to show them in a dropdown.
Wiki User
∙ 10y ago
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Php code to insert value from textbox into dropdownlist?
Once you submit a form you can use the $_POST[] array to grab the data from a form with PHP. You can then use this data to insert it into a form. Here is an example: <?php if($_POST['submit']){ $text_box_contents = $_POST['comments']; echo ' <select> <option>'.$text_box_contents .'</option> </select>'; }else{ echo ' <form method="post" action="$_SERVER['self']"> <textarea name="comments" cols="40" rows="5"> hostmysite.com Enter your comments here... </textarea><br> <input type="submit" value="Submit" /> </form>'; } ?>
How do you restore the value of textbox from one page to another in PHP?
You could do something like this: pg.1.htm <form method="post" action="pg2.php"> <input type="text" name="txt1" size="20" /> </form> pg2.php <?php $textbox = $_POST['txt1']; ?> <input type="text" name="txt2" size="20" value="<?php echo $textbox; ?>" /> Is that what you were asking for?
How do you retrieve value from textbox using perl?
use -command =\& wht u value operation
How do you add item in listbox through the textbox?
This can be done with a little javascript. Here's an example <html> <head> <script type="text/javascript" language="javascript"> function addNewItem() { // Retrieve the elements from the document body var textbox = document.getElementById('MyTextbox'); var listbox = document.getElementById('MyListbox'); // Now we need to create a new 'option' tag to add to MyListbox var newOption = document.createElement('option'); newOption.value = textbox.value; // The value that this option will have newOption.innerHTML = textbox.value; // The displayed text inside of the <option> tags // Finally, add the new option to the listbox listbox.appendChild(newOption); } </script> </head> <body> <input id="MyTextbox" type="textbox" /> <input type="button" value="Add Item" onclick="javascript:addNewItem()" /> <br /><br /> <select id="MyListbox" size="10"> <option value="apples">Apples</option> <option value="oranges">Oranges</option> <option value="bananas">Bananas</option> </select> </body> </html>
Javascript programme with one textbox and one button showing table of the given number?
Use the <input type="text" /> tag in HTML and give it an id. Then use document.getElementById(id).value to get that value and use it in a for loop from 1 to 10 and multiply the value by the variable used in the for loop. Then just output that in any way you desire.
What is the result if you use an input text in php?
$_POST is used see below for how. Firstly, in your form add a hidden feild: <input type="hidden" name="hasposted" value="true" /> Somewhere in your form. Then above the form add the following: <?php if($_POST['hasposted'] '1'){ $mycheckbox = true; } else { $mycheckbox = false; } echo '$mytext ' . $mytext . '<br />$mycheckbox '. $mycheckbox; } ?> <form method="POST" action="#"> <input type="hidden" name="hasposted" value="true" /> <label>Textbox: <input type="text" value="" name="mytext" /></label><br /> <label>Checkbox: <input type="checkbox" value="1" name="mycheckbox" /><br /> <br /> <input type="submit" value="Post" /> </form> I've posted links to W3Cschools with information on these and all other Form Elements.
What is an input value?
An input value is the value that you start with. If it helps, you can think of an input value as being a value you type in. So, for instance, if you type 8 * 2 into your calculator, then that's the input. This is contrasted with output, which is the value returned to you by the computer program. In our example, the output would be 16.
What is the output value if the input value is 4?
Anything you like - it depends on the function that relates the output to the input.
How does a change in the value of an input variable affect the value of an output variable?
The change in the input value is equalto the change in the output value.
What is value creation?
every input has some value but the output is always less than the input this is called value creation
What is value-creation?
every input has some value but the output is always less than the input this is called value creation
The value that results from the substitution of a given input into an expression or function?
The value that results from the substitution of a given input into an expression or function is the output. The value substituted into an expression or function is an input.
