Pass Form value to a function
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<HTML> <HEAD> <TITLE> Add three numbers </TITLE> <SCRIPT> function addThreeNums (inOne, inTwo, inThree) { var inOne = Number(inOne); var inTwo = Number(inTwo); var inThree = Number(inThree); return Number(inOne + inTwo + inThree); } </SCRIPT> </HEAD> <BODY> <FORM Name="theForm"> <INPUT Type=Text Name="num1"> <INPUT Type=Text Name="num2"> <INPUT Type=Text Name="num3"> <INPUT Type=Button Value="Add Them" onClick='document.write("sum:" +addThreeNums(theForm.num1.value,theForm.num2.value,theForm.num3.value));'> </FORM> </BODY> </HTML>
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