| | |
| | | foreach ($var as $key => $value) |
| | | { |
| | | // enclose key with quotes if it is not variable-name conform |
| | | if (!ereg("^[_a-zA-Z]{1}[_a-zA-Z0-9]*$", $key) || is_js_reserved_word($key)) |
| | | if (!preg_match('/^[_a-zA-Z]{1}[_a-zA-Z0-9]*$/', $key) || is_js_reserved_word($key)) |
| | | $key = "'$key'"; |
| | | |
| | | $pairs[] = sprintf("%s%s", $is_assoc ? "$key:" : '', json_serialize($value)); |
| | |
| | | return strrpos($haystack, $needle, $offset); |
| | | } |
| | | |
| | | /** |
| | | * Wrapper function for wordwrap |
| | | */ |
| | | function rc_wordwrap($string, $width=75, $break="\n", $cut=false) |
| | | { |
| | | if (!function_exists('mb_substr') || !function_exists('mb_strlen')) |
| | | return wordwrap($string, $width, $break, $cut); |
| | | |
| | | $para = explode($break, $string); |
| | | $string = ''; |
| | | while (count($para)) { |
| | | $list = explode(' ', array_shift($para)); |
| | | $len = 0; |
| | | while (count($list)) { |
| | | $line = array_shift($list); |
| | | $l = mb_strlen($line); |
| | | $newlen = $len + $l + ($len ? 1 : 0); |
| | | |
| | | if ($newlen <= $width) { |
| | | $string .= ($len ? ' ' : '').$line; |
| | | $len += ($len ? 1 : 0) + $l; |
| | | } else { |
| | | if ($l > $width) { |
| | | if ($cut) { |
| | | $start = 0; |
| | | while ($l) { |
| | | $str = mb_substr($line, $start, $width); |
| | | $strlen = mb_strlen($str); |
| | | $string .= ($len ? $break : '').$str; |
| | | $start += $strlen; |
| | | $l -= $strlen; |
| | | $len = $strlen; |
| | | } |
| | | } else { |
| | | $string .= ($len ? $break : '').$line; |
| | | if (count($list)) $string .= $break; |
| | | $len = 0; |
| | | } |
| | | } else { |
| | | $string .= $break.$line; |
| | | $len = $l; |
| | | } |
| | | } |
| | | } |
| | | if (count($para)) $string .= $break; |
| | | } |
| | | return $string; |
| | | } |
| | | |
| | | /** |
| | | * Read a specific HTTP request header |