EL Expression to get request parameter values
<form action=”TestBean.jsp”>
Name: <input type=”text” name=”name”>
ID#: <input type=”text” name=”empID”>
First food: <input type=”text” name=”food”>
Second food: <input type=”text” name=”food”>
<input type=”submit”>
</form>
Request param name is: ${param.name} <br>
Request param empID is: ${param.empID} <br>
Request param food is: ${param.food} <br>
First food request param: ${paramValues.food[0]} <br>
Second food request param: ${paramValues.food[1]} <br>
Request param name: ${paramValues.name[0]}
Notes
Even though there might be multiple
values for the “food” parameter, you can
stil the single param implicit object, but l use
you’ll get only the first value.
Name: <input type=”text” name=”name”>
ID#: <input type=”text” name=”empID”>
First food: <input type=”text” name=”food”>
Second food: <input type=”text” name=”food”>
<input type=”submit”>
</form>
Request param name is: ${param.name} <br>
Request param empID is: ${param.empID} <br>
Request param food is: ${param.food} <br>
First food request param: ${paramValues.food[0]} <br>
Second food request param: ${paramValues.food[1]} <br>
Request param name: ${paramValues.name[0]}
Notes
Even though there might be multiple
values for the “food” parameter, you can
stil the single param implicit object, but l use
you’ll get only the first value.