• The full name of JSTL is JSP Standard Tag Library.
  • In simple words, "JSTL provides us with java code in the form of tags which are common to most of all JSP web applications. 
  • Its main purpose is to reduce the java code.
  • JSTL (JavaServer Pages Standard Tag Library) is a library of tags. 
  • Some tags in JSTL do not require scriptet tags(<%--%>).
  • JSTL also provides some functions.