<?php
if (!defined('JSON_UNESCAPED_UNICODE')) {
define('JSON_UNESCAPED_SLASHES', 64);
define('JSON_UNESCAPED_UNICODE', 256);
}
$original = 'foo/bar';
$q = array('query_string' => escapeTerm($original));
$j = json_encode($q, JSON_UNESCAPED_SLASHES);
var_dump($j);
function escapeTerm($term)
{
$result = $term;
// \ escaping has to be first, otherwise escaped later once again
$chars = array('\\', '+', '-', '&&', '||', '!', '(', ')', '{', '}', '[', ']', '^', '"', '~', '*', '?', ':');
foreach ($chars as $char) {
$result = str_replace($char, '\\' . $char, $result);
}
// since elastisearch uses lucene 4.0 / needs to be escaped by \\
$result = str_replace('/', '\\\\/', $result);
return $result;
}
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- string(30) "{"query_string":"foo\\\\/bar"}"
- Output for 5.3.0 - 5.3.29
- string(31) "{"query_string":"foo\\\\\/bar"}"
- Output for 5.2.0 - 5.2.17
- Warning: json_encode() expects exactly 1 parameter, 2 given in /in/YYd4F on line 10
NULL
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
- Fatal error: Call to undefined function json_encode() in /in/YYd4F on line 10
Process exited with code 255. - Output for 4.4.5 - 4.4.9
- Fatal error: Call to undefined function: json_encode() in /in/YYd4F on line 10
Process exited with code 255. - Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
- Fatal error: Call to undefined function: json_encode() in /in/YYd4F on line 10
Process exited with code 255. - Output for 4.3.0 - 4.3.1
- Fatal error: Call to undefined function: json_encode() in /in/YYd4F on line 10
preferences:
315.09 ms | 401 KiB | 455 Q