YouTipIndex (1) : ${fn:indexOf(string1, "first")}
Index (2) : ${fn:indexOf(string2, "second")}
The result is as follows: Index (1) : 8Index (2) : 13 * * JSP Standard Tag Library](#)Jstl Function Indexof
# fn:indexOf() Function
[JSP Standard Tag Library](#)
The fn:indexOf() function returns the position of a specified substring within a string.
### Syntax
The syntax for the fn:indexOf() function is as follows:
${fn:indexOf(,)}
### Example
The following example demonstrates the functionality of this function:
Using JSTL Functions <c:set var="string2" value="This is second String."/>