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?php $value1 = $_POST['value1']; $value2 = $_POST['value2']; ?> <html> <title>PHP - Add two numbers</title> <body> <form action="addtwonumbers.php" method="post"> <input type="text" name="value1" value="0" /> <input type="text" name="value2" value="0" /> <input type="submit" value="Calculate values"/> </form> ?php echo "Please enter value 1 : "; fscanf(STDIN, "%d\n", $value1); // reads number from STDIN standard input echo "Please enter value 2 : "; fscanf(STDIN, "%d\n", $value2); echo "Answer : " .($value1 + $value2) . "\n"; Answer : <?php echo ($value1 + $value2); ?> </body> </html>
Output for git.master, git.master_jit, rfc.property-hooks
?php $value1 = $_POST['value1']; $value2 = $_POST['value2']; ?> <html> <title>PHP - Add two numbers</title> <body> <form action="addtwonumbers.php" method="post"> <input type="text" name="value1" value="0" /> <input type="text" name="value2" value="0" /> <input type="submit" value="Calculate values"/> </form> ?php echo "Please enter value 1 : "; fscanf(STDIN, "%d\n", $value1); // reads number from STDIN standard input echo "Please enter value 2 : "; fscanf(STDIN, "%d\n", $value2); echo "Answer : " .($value1 + $value2) . "\n"; Answer : Warning: Undefined variable $value1 in /in/t0RfK on line 19 Warning: Undefined variable $value2 in /in/t0RfK on line 19 0 </body> </html>

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