javascript form field submit : Object doesn't support this property or method in IE8

问题

i'm getting following error in IE8

Object doesn't support this property or method 

i'm getting this error on following line

fieldName.form.action = 'some action url';

i have alerted fieldName like following

alert(typeof(fieldName));

it alerts 'Object'

anyone have any idea about this?

回答1:

solved the problem by replacing following line

fieldName.form.action = 'some action url';

to

fieldName.form.setAttribute('action','some url');

got answer from here

回答2:

Try this code

document.form_name.action='some url';

回答3:

document.getElementById('IdOfForm').action='some action URL';

来源：https://stackoverflow.com/questions/12243428/javascript-form-field-submit-object-doesnt-support-this-property-or-method-in