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The fn:substringBefore() function returns the part of a string before a specified substring.
The fn:substringBefore() function has following syntax:
java.lang.String substringBefore(java.lang.String, java.lang.String) |
Following is the example to explain the functionality of this function:
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %> <html> <head> <title>Using JSTL Functions</title> </head> <body> <c:set var="string1" value="This is first String."/> <c:set var="string2" value="${fn:substringBefore(string1, 'first')}" /> <p>Final sub string : ${string2}</p> </body> </html> |
This would produce following result:
Final sub string : This is |
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