@ 2013-10-25T17:48:11Z <?php
$code = <<<EOP
<?php
function extractURL($url)
{
if (preg_match('#http://www.google.com/?$#i', $url, $match)) {
return $match[1];
}
return null;
}
EOP;
$tokens = token_get_all($code);
foreach ($tokens as $token) {
if (is_string($token)) {
print "[(string)] " . $token . "\r\n";
} else {
print "[" . token_name($token[0]) . "] " . $token[1] . "\r\n";
}
}
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Output for 8.3.0 - 8.3.4 Warning: Undefined variable $url in /in/NJTIC on line 4
Warning: Undefined variable $url in /in/NJTIC on line 6
Warning: Undefined variable $match in /in/NJTIC on line 6
Warning: Undefined variable $match in /in/NJTIC on line 7
Warning: Trying to access array offset on null in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 Warning: Undefined variable $url in /in/NJTIC on line 4
Warning: Undefined variable $url in /in/NJTIC on line 6
Warning: Undefined variable $match in /in/NJTIC on line 6
Warning: Undefined variable $match in /in/NJTIC on line 7
Warning: Trying to access array offset on value of type null in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 7.4.0 - 7.4.25 , 7.4.27 - 7.4.33 Notice: Undefined variable: url in /in/NJTIC on line 4
Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 7
Notice: Trying to access array offset on value of type null in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 7.3.32 - 7.3.33 , 7.4.26 [T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.31 Notice: Undefined variable: url in /in/NJTIC on line 4
Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 5.2.3 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.30 Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 7
Notice: Undefined variable: match in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 5.0.4 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.2 Notice: Undefined variable: url in /in/NJTIC on line 5
Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
Output for 4.3.0 - 4.3.11 , 4.4.0 - 4.4.9 , 5.0.0 - 5.0.3 Notice: Undefined variable: url in /in/NJTIC on line 5
Notice: Undefined variable: url in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 6
Notice: Undefined variable: match in /in/NJTIC on line 7
[T_OPEN_TAG] <?php
[T_FUNCTION] function
[T_WHITESPACE]
[T_STRING] extractURL
[(string)] (
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_IF] if
[T_WHITESPACE]
[(string)] (
[T_STRING] preg_match
[(string)] (
[T_CONSTANT_ENCAPSED_STRING] '#http://www.google.com/?$#i'
[(string)] ,
[T_WHITESPACE]
[(string)] ,
[T_WHITESPACE]
[(string)] )
[(string)] )
[T_WHITESPACE]
[(string)] {
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[(string)] ;
[T_WHITESPACE]
[(string)] }
[T_WHITESPACE]
[T_RETURN] return
[T_WHITESPACE]
[T_STRING] null
[(string)] ;
[T_WHITESPACE]
[(string)] }
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