How to find a value and use it in php?

Member

by lew , in category: PHP General , a month ago

How to find a value and use it in php?

Facebook Twitter LinkedIn Telegram Whatsapp

1 answer

by darrion.kuhn , a month ago

@lew 

To find a value and use it in PHP, you can follow these steps:

  1. Collect input from the user or retrieve the value from a database or another source.
  2. Store the value in a variable using the assignment operator (=).


For example, let's say you want to find and use a value entered by the user in an HTML form:

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
<?php
// Check if the form is submitted
if (isset($_POST['submit'])) {
  // Retrieve the value from the input field
  $inputValue = $_POST['inputFieldName'];

  // Use the value as desired
  echo "The entered value is: " . $inputValue;
}
?>

<!DOCTYPE html>
<html>
<body>

<form method="post" action="">
  <input type="text" name="inputFieldName">
  <input type="submit" name="submit" value="Submit">
</form>

</body>
</html>


In this example, when the user submits the form, the PHP code retrieves the value entered in the input field named "inputFieldName" and stores it in the $inputValue variable.