Created
December 6, 2021 05:32
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interview
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <form action="/backend.php" method="post"> | |
| <h1>Selection Form</h1> | |
| <small>*User name & colors selection is mandatory</small> <br> | |
| User Name: <input type="text" name="user_name"><br> | |
| Color: <input type="color" name="colors[]"><br> | |
| <input type="color" name="colors[]"><br> | |
| <input type="color" name="colors[]"><br> | |
| <br> | |
| <input type="submit"> | |
| </form> | |
| </body> | |
| </html> |
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| <?php | |
| $username = $_POST["user_name"]; | |
| $colors = $_POST["colors"]; | |
| echo "Hello $username, your favorite colors are:"; | |
| echo "<ul>"; | |
| foreach ($colors as $color) { | |
| echo "<li>$color</li>"; | |
| } | |
| echo "</ul>"; |
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| <?php | |
| // Qn1 a | |
| // a PHP function to remove specific element by value from an array | |
| function removeElement($array, $element) | |
| { | |
| $key = array_search($element, $array); | |
| if ($key !== false) { | |
| unset($array[$key]); | |
| } | |
| return $array; | |
| } | |
| // Qn1 b | |
| // a PHP function to remove specific element by value from an array using foreach | |
| function removeElementForeach($array, $element) | |
| { | |
| foreach ($array as $key => $value) { | |
| if ($value == $element) { | |
| unset($array[$key]); | |
| } | |
| } | |
| return $array; | |
| } | |
| // Qn 2a | |
| // a PHP function to reverse the string | |
| function reverseString($string) | |
| { | |
| $string = str_split($string); | |
| $string = array_reverse($string); | |
| $string = implode($string); | |
| return $string; | |
| } | |
| // Qn 2b | |
| // a PHP function that convert Array to String | |
| function arrayToString($array) | |
| { | |
| $string = implode("", $array); | |
| return $string; | |
| } |
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