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//
// save an array as tab seperated text file
//
function write_tabbed_file($filepath, $array, $save_keys=false){
$content = '';
reset($array);
while(list($key, $val) = each($array)){
// replace tabs in keys and values to [space]
$key = str_replace("t", " ", $key);
$val = str_replace("t", " ", $val);
if ($save_keys){ $content .= $key."t"; }
// create line:
$content .= (is_array($val)) ? implode("t", $val) : $val;
$content .= "n";
}
if (file_exists($filepath) && !is_writeable($filepath)){
return false;
}
if ($fp = fopen($filepath, 'w+')){
fwrite($fp, $content);
fclose($fp);
}
else { return false; }
return true;
}
//
// load a tab seperated text file as array
//
function load_tabbed_file($filepath, $load_keys=false){
$array = array();
if (!file_exists($filepath)){ return $array; }
$content = file($filepath);
for ($x=0; $x < count($content); $x++){
if (trim($content[$x]) != ''){
$line = explode("t", trim($content[$x]));
if ($load_keys){
$key = array_shift($line);
$array[$key] = $line;
}
else { $array[] = $line; }
}
}
return $array;
}
/*
** Example usage:
*/
$array = array(
'line1' => array('data-1-1', 'data-1-2', 'data-1-3'),
'line2' => array('data-2-1', 'data-2-2', 'data-2-3'),
'line3' => array('data-3-1', 'data-3-2', 'data-3-3'),
'line4' => 'foobar',
'line5' => 'hello world'
);
// save the array to the data.txt file:
write_tabbed_file('data.txt', $array, true);
/* the data.txt content looks like this:
line1 data-1-1 data-1-2 data-1-3
line2 data-2-1 data-2-2 data-2-3
line3 data-3-1 data-3-2 data-3-3
line4 foobar
line5 hello world
*/
// load the saved array:
$reloaded_array = load_tabbed_file('data.txt',true);
print_r($reloaded_array);
// returns the array from above
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