Jquerysubmit()无法提交问题_jquery

原因
Additional Notes:
Forms and their child elements should not use input names or ids that conflict with properties of a form, such as submit, length, or method. Name conflicts can cause confusing failures. For a complete list of rules and to check your markup for these problems, see DOMLint.

其他注意事项：
表单和其子元素不宜用一个表单的属性的属性作为name或id的名称，如submit, length, or method，是、会产生冲突。名称冲突可能会导致混乱的失败。对于一个完整的规则列表，并检查这些问题标记，看DOMLint。
所以将注册按钮的id改为“register”就OK了