08-31-2010
Editing a specific liine of text file - C++
Is there any way to erase all the contents of a specific line of a text file and then write something on it?
e.g.
test.txt.old:
qwert
asdfg
zxcbv=0
test.txt.new
qwerty
asdfg
hello=0
is this possible with C++ ?
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LEARN ABOUT PHP
mailparse_uudecode_all
MAILPARSE_UUDECODE_ALL(3) 1 MAILPARSE_UUDECODE_ALL(3)
mailparse_uudecode_all - Scans the data from fp and extract each embedded uuencoded file
SYNOPSIS
array mailparse_uudecode_all (resource $fp)
DESCRIPTION
Scans the data from the given file pointer and extract each embedded uuencoded file into a temporary file.
PARAMETERS
o $fp
- A valid file pointer.
RETURN VALUES
Returns an array of associative arrays listing filename information.
+-------------+-------------------------------------------------+
| | |
| filename | |
| | |
| | Path to the temporary file name created |
| | |
| | |
|origfilename | |
| | |
| | The original filename, for uuencoded parts only |
| | |
+-------------+-------------------------------------------------+
The first filename entry is the message body. The next entries are the decoded uuencoded files.
EXAMPLES
Example #1
mailparse_uudecode_all(3) example
<?php
$text = <<<EOD
To: fred@example.com
hello, this is some text hello.
blah blah blah.
begin 644 test.txt
/=&AI<R!I<R!A('1E<W0*
`
end
EOD;
$fp = tmpfile();
fwrite($fp, $text);
$data = mailparse_uudecode_all($fp);
echo "BODY
";
readfile($data[0]["filename"]);
echo "UUE ({$data[1]['origfilename']})
";
readfile($data[1]["filename"]);
// Clean up
unlink($data[0]["filename"]);
unlink($data[1]["filename"]);
?>
The above example will output:
BODY
To: fred@example.com
hello, this is some text hello.
blah blah blah.
UUE (test.txt)
this is a test
PHP Documentation Group MAILPARSE_UUDECODE_ALL(3)