The conversion specifier you would use to display a
floating-point number is
To take the input string “Happy Birthday” and output the string
“**Happy”, you could use a
statement such as
To send the output from
printf to a variable instead of to a
browser, you would use
To create a Unix timestamp for 7:11 AM on May 2, 2016, you could
use the command
$timestamp = mktime(7, 11, 0,
5, 2, 2016);.
You would use the
access mode with
fopen to open a
file in write and read mode, with the file truncated and the file
pointer at the start.
The PHP command for deleting the file file.txt is
The PHP function
file_get_contents is used to read in an
entire file in one go. It will also read a file from across the
Internet if provided with a URL.
The PHP associative array
$_FILES contains the details about uploaded
exec function enables
the running of system commands.
In XHTML 1.0, the tag
type=file name=file size=10> should be replaced with the
name="file" size="10" />. All parameters must be quoted,
and tags without closing tags must be self-closed using