PHP Write to File
<?PHP
$handle = fopen("test.txt","w+");
fwrite($handle,"PHP tutorial");
fwrite($handle, "Write to a file");
fclose($handle);
?>
fopen() modes:
w
write only, delete the file content, if file not exist, create it
w+
read and write, delete the file content, if file not exist, create it
a
write only, append, if file not exist, create it
a+
read and write, if file not exist, create it
file_put_content() function can write content into a file without openning it:
<?PHP
$file = "test.txt";
file_put_contents($file,"append something", FILE_APPEND);
?>
file_put_contents() flags:
FILE_USE_INCLUDE_PATH
search file in the included directory
LOCK_EX
exclusive writing, proventing other people write to the file at the same time
