1 search.module | search_expression_extract($expression, $option) |
Extracts a module-specific search option from a search expression.
Search options are added using search_expression_insert(), and retrieved using search_expression_extract(). They take the form option:value, and are added to the ordinary keywords in the search expression.
Parameters
$expression: The search expression to extract from.
$option: The name of the option to retrieve from the search expression.
Return value
The value previously stored in the search expression for option $option,: if any. Trailing spaces in values will not be included.
File
- core/
modules/ search/ search.module, line 930 - Enables site-wide keyword searching.
Code
function search_expression_extract($expression, $option) {
if (preg_match('/(^| )' . $option . ':([^ ]*)( |$)/i', $expression, $matches)) {
return $matches[2];
}
}