复制代码代码如下:
// 清空 Forma 选择
function clearForm (id) {
var formobj = document.getElementById (id);
if (formobj == indefinido) {
devolver;
}
para (var i = 0; i <formobj.elements.length; i ++) {
if (formobj.elements [i] .type == "texto") {
formobj.elements [i] .value = "";
}
else if (formobj.elements [i] .type == "contraseña") {
formobj.elements [i] .value = "";
}
else if (formobj.elements [i] .type == "radio") {
formobj.elements [i] .ecked = false;
}
else if (formobj.elements [i] .type == "casilla de verificación) {
formobj.elements [i] .ecked = false;
}
else if (formobj.elements [i] .type == "select-one") {
formobj.elements [i] .options [0] .selected = true;
}
else if (formobj.elements [i] .type == "select-multiple") {
para (var j = 0; j <formobj.elements [i] .options.length; j ++) {
formobj.elements [i] .options [j] .selected = false;
}
}
else if (formobj.elements [i] .type == "archivo") {
//formobj.elements [i] .select ();
//document.selection.clear ();
// para IE, Opera, Safari, Chrome
var file = formobj.elements [i];
if (file.outerhtml) {
file.outerhtml = file.outerhtml;
}demás{
file.value = ""; // ff (包括 3.5)
}
}
else if (formobj.elements [i] .type == "textarea") {
formobj.elements [i] .value = "";
}
}
}