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PHP Exercises: Replace a string "Python" with "PHP" and "Python" with "PHP" in a given string

PHP: Exercise-63 with Solution

Write a PHP program to replace a string "Python" with "PHP" and "Python" with " PHP" in a given string.

Input: English letters (including single byte alphanumeric characters, blanks, symbols) are given on one line. The length of the input character string is 1000 or less.

Pictorial Presentation:

PHP: Replace a string 'Python' with 'PHP' and 'Python' with 'PHP' in a given string.

Sample Solution: -

PHP Code:

<?php
$str = trim(fgets(STDIN));
$str = str_replace(array('Python', 'PHP'), array('@ython', 'Python'), $str);
echo str_replace('@ython', 'PHP', $str), PHP_EOL;

?>

Sample Input:
PHP is popular than Python

Sample Output: 

Python is popular than PHP.

Flowchart:

Flowchart: Reads the two adjoined sides and the diagonal of a parallelogram and check whether the parallelogram is a rectangle or a rhombus.

PHP Code Editor:

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Previous: Write a PHP program which reads the two adjoined sides and the diagonal of a parallelogram and check whether the parallelogram is a rectangle or a rhombus.
Next: Write a PHP program to find the difference between the largest integer and the smallest integer which are created by 8 numbers from 0 to 9. The number that can be rearranged shall start with 0 as in 00135668.

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PHP: Tips of the Day

Mutates the original array to filter out the values specified

Example:

<?php
function tips_pull(&$items, ...$params)
{
  $items = array_values(array_diff($items, $params));
  return $items;
}

$items = ['x', 'y', 'z', 'x', 'y', 'z'];
print_r(tips_pull($items, 'y', 'z'));
?>

Output:

Array
(
    [0] => x
    [1] => x
)