ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilDclTokenizer.php
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1<?php
2
10
18 public static function getTokens($expression) {
19 $expression = ltrim($expression, '=');
20 $expression = trim($expression);
21 preg_match_all("/([^\\\\&]|\\\\&)*/ui", $expression, $matches);
22
23 $results = $matches[0];
24
25 $return = array();
26 foreach ($results as $r) {
27 if (!$r) {
28 continue;
29 }
30 $return[] = str_ireplace('\&', '&', $r);
31 }
32
33 return array_map('trim', $return);
34 }
35
36
44 public static function getMathTokens($math_expression) {
45 $operators = array_keys(ilDclExpressionParser::getOperators());
46 $pattern = '#((^\[\[)[\d\.]+)|(\‍(|\‍)|\\' . implode("|\\", $operators) . ')#';
47 $tokens = preg_split($pattern, $math_expression, - 1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
48
49 return array_map('trim', $tokens);
50 }
51}
52
53?>
Class ilDclTokenizer.
static getMathTokens($math_expression)
Generate tokens for a math expression.
static getTokens($expression)
Split expression by & (ignore escaped &-symbols with backslash)
$r
Definition: example_031.php:79
$results
echo;exit;}function LogoutNotification($SessionID) { global $ilDB; $q="SELECT session_id, data FROM usr_session WHERE expires > (\w+)\|/" PREG_SPLIT_NO_EMPTY PREG_SPLIT_DELIM_CAPTURE