# fn:contains() Function
[JSP Standard Tag Library](#)
The fn:contains() function is used to determine whether a string contains a specified substring.
### Syntax
The syntax for the fn:contains() function is as follows:
<c:if test="${fn:contains(, )}"> ...
### Example
The following example demonstrates the functionality of this function:
Using JSTL Functions Found tutorial
Found TUTORIAL
The output is as follows:
Found tutorial
* * JSP Standard Tag Library](#)