请各位帮忙看一下为什么报错!!
function gfnnSetTextBoxHidValue(Iobjform,IstrTxtName,IstrSelName,IstrHidName) {
var intLength = Iobjform.elements[IstrSelName].length;
var intIndex;
var strValue = "";
var strTxtValue = IstrTxtName.value;
var strSelValue = "";
var strReturnValue = "";
if (intLength == 0) {
return;
}
if (intLength == 1) {
strSelValue = Iobjform.elements[IstrSelName].options[0].value;
if (strTxtValue == strSelValue) {
strValue = Iobjform.elements[IstrSelName].options[0].text;
}
} else {
for (intIndex = 0; intIndex < intLength; intIndex++) {
strSelValue = Iobjform.elements[IstrSelName].options[intIndex].value;
if (strTxtValue == strSelValue) {
strValue = Iobjform.elements[IstrSelName].options[intIndex].text;
break;
}
}
}
if (strValue != "") {
for (intIndex = 0; intIndex < strValue.length; intIndex++) {
if (strValue.charAt(intIndex) != " " &&
strValue.charAt(intIndex) != " ") {
strReturnValue = strValue.substr(intIndex);
break;
}
}
}
Iobjform.elements[IstrHidName].value = strReturnValue;
}
这段代码有什么问题吗?
为什么在运行的时候老是报length为空或者对象不存在
我找了老半天还是没找到错的地方
请各位大虾帮帮忙了!!