Definition
The quotemeta() function adds backslashes in front of some predefined characters in a string.
Predefined characters:
- period (
.
) - backslash (
\
) - plus sign (
+
) - asterisk (
*
) - question mark (
?
) - brackets (
[]
) - caret (
^
) - dollar sign (
$
) - parenthesis (
()
)
Syntax
quotemeta(string)
Parameters
Parameter | Description |
---|---|
string |
Required. Specifies the string to check. |
Example
<?php
$hello = "Hello world? (Greetings!)";
echo quotemeta($hello);