Description
string
sql_regcase ( string string)
Returns a valid regular expression which will match string, ignoring case. This expression is string with each alphabetic character converted to a bracket expression; this bracket expression contains that character's uppercase and lowercase form. Other characters remain unchanged.
Example 1. sql_regcase() example <?php echo sql_regcase("Foo - bar."); ?> |
prints: [Ff][Oo][Oo] - [Bb][Aa][Rr]. |
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This can be used to achieve case insensitive pattern matching in products which support only case sensitive regular expressions.