avalon.validation alpha_dash无效而且名称不一致

[susan51531]

avalon.validation.js
avalon.validation.old.js
一样

        alpha_dash: {
            message: '必须为字母或数字及下划线等特殊字符',
            validate: function(value, data, next) {
                next(/^[a-z0-9_\-]+$/i.test(value))
                return value
            }
        }