2021-03-03
<!DOCTYPE HTML>
<html>
<head>
<style> </style></head> <body>
<?php
$num = "";
if($_SERVER["REQUEST_METHOD"] == "POST") {
global $num = addNum($_POST["num"]);
}
function addNum($n) {
$file = fopen("count.txt", "a+") or die("File not open");
$n = fread($file, filesize("coutn.txt"));
$sum = $n + $num;
fwrite($file, $sum);
fclose($file);
return $sum;
}
?>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
Add: <input type="text" name="num" value="<?php echo $num;?>">
</form>
<input type="button" onclick="addNum($num)" value="submit">
<?php
echo "Add to number: ";
echo addNum;
?>
</body>
</html>
<!DOCTYPE HTML>
<html>
<head>
<style>
</style>
</head>
<body>
<?php
$num = "";
if($_SERVER["REQUEST_METHOD"] == "POST") {
global $num = addNum($_POST["num"]);
}
function addNum($n) {
$file = fopen("count.txt", "a+") or die("File not open");
$n = fread($file, filesize("coutn.txt"));
$sum = $n + $num;
fwrite($file, $sum);
fclose($file);
return $sum;
}
?>
<form method="post" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
Add: <input type="text" name="num" value="<?php echo $num;?>">
<br />
<input type="button" onclick="addNum($num)" value="submit">
</form>
<?php
echo "Add to number: ";
echo addNum;
?>
</body>
</html>
2021-03-08
<?php
$file_handle = fopen("current.txt", "r");
$num = fread($file_handle, filesize("current.txt"));
fclose($file_handle);
if (isset($_POST['submit'])) {
$num += $_REQUEST['number'];
}
$fileHandle = fopen("current.txt", "w");
fwrite($fileHandle, $num);
fclose($fileHandle);
?>
<!DOCTYPE html>
<html lang="en-US">
<head>
<title>Add Me</title>
</head>
<body>
<form method="post" action="addme.php">
<h1>Number to add</h1>
<input type="text" name="number" />
<input type="submit" name="submit" />
</form>
<h1>Total Added So Far: <?php echo $num ?></h1>
</body>
</html>
<?php
$file_handle = fopen("current.txt", "r");
$num = fread($file_handle, filesize("current.txt"));
fclose($file_handle);
if (isset($_POST['submit'])) {
$num += $_REQUEST['number'];
}
$fileHandle = fopen("current.txt", "w");
fwrite($fileHandle, $num);
fclose($fileHandle);
?>
<!DOCTYPE html>
<html lang="en-US">
<head>
<title>Add Me</title>
</head>
<body>
<form method="post" action="addme.php">
<h1>Number to add</h1>
<input type="text" name="number" />
<input type="submit" name="submit" />
</form>
<h1>Total Added So Far: <?php echo $num ?></h1>
</body>
</html>
Dat Nguyen
Number to Add:
Total Added So Far:
<nowiki>
<!DOCTYPE html>
<html>
<head>
<title>Dat Nguyen</title>
</head>
<body>
<form action="addme.php" method="post">
<label for="n">Number to Add:</label>
<input type="number" id="n1" name="n1">
<input type="submit" value="Add">
</form>
<h1>Total Added So Far: </h1>
<?php
$file_name = 'current.txt';
$count = 0;
if (file_exists('current.txt')){
$count = file_get_contents($file_name);
}
if (isset($_POST['n'])) {
$count = $_POST['n'] + $count;
file_put_contents($file_name, $count);
}
echo $count;
?>
</body>
</html>
</nowiki>
<!DOCTYPE html>
<html>
<head><title>Add Number To Form</title></head>
<body>
(Edited: 2021-03-08)
<form action="addme.php" method="post">
<label for="num">Number To Add</label>
<input type="text" id="num" name="num">
<input type="submit" id="num" name="num">
</form>
<?php
if(file_exists("addme.txt"))
{
$number = file_get_contents("addme.txt")
if (isset($_POST['Number to Add']))
{
$count = $_POST['Number to Add'] + $number;
file_put_contents("addme.txt", $number);
}
}
echo $count;?>
</body>
</htlml
<!DOCTYPE html>
<html>
<head><title>Add Number To Form</title></head>
<body>
<form action="addme.php" method="post">
<label for="num">Number To Add</label><br>
<input type="text" id="num" name="num">
<input type="submit" id="num" name="num"><br>
</form>
<?php
if(file_exists("addme.txt"))
{
$number = file_get_contents("addme.txt")
if (isset($_POST['Number to Add']))
{
$count = $_POST['Number to Add'] + $number;
file_put_contents("addme.txt", $number);
}
}
echo $count;?>
</body>
</htlml
<!DOCTYPE html> <html lang="en">
<head>
<title>3/3/2021 exercise</title>
</head>
<body>
<form method="post" action="addme.php">
<label for="addNumber">Number to Add </label>
<input type="text" name="addNumber" size="10" />
<button type="submit" size="10" name="click">Add</button>
</form>
<?php
if (isset($_POST['click'])) {
$file_name = 'current.txt';
$count = 0;
if (file_exists($file_name)){
$count = (int) file_get_contents($file_name);
}
else {
fopen($file_name, 'w');
}
$count = $count + $_POST['addNumber'];
echo "<h3>Total Added So Far: ". $count ."</h3>";
file_put_contents($file_name, $count);
}
?>
</body>
</html>
<!DOCTYPE html> <html lang="en">
<head>
<title>3/3/2021 exercise</title>
</head>
<body>
<form method="post" action="addme.php">
<label for="addNumber">Number to Add </label>
<input type="text" name="addNumber" size="10" />
<button type="submit" size="10" name="click">Add</button>
</form>
<?php
if (isset($_POST['click'])) {
$file_name = 'current.txt';
$count = 0;
if (file_exists($file_name)){
$count = (int) file_get_contents($file_name);
}
else {
fopen($file_name, 'w');
}
$count = $count + $_POST['addNumber'];
echo "<h3>Total Added So Far: ". $count ."</h3>";
file_put_contents($file_name, $count);
}
?>
</body>
</html>
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