Learning PHP and MySQL
Example 11-22 Using file_exists, touch, and unlink together
<?php
$file_name="test.txt";
if(file_exists($file_name)) {
echo ("$file_name does exist.<br>");
}
else {
echo ("The file $file_name does not exist.<br>");
touch($file_name);
}
if(file_exists($file_name)) {
echo ("The file $file_name does exist.<br>");
unlink($file_name);
}
else {
echo ("The file $file_name does not exist.<br>");
}
if(file_exists($file_name)) {
echo ("The file $file_name does exist.<br>");
}
else {
echo ("The file $file_name does not exist.<br>");
}
?>
The output looks like Figure 11-18.
Posted by on 08/19 at 08:38 AM
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