Question

grails中如何从一个action传值给另一个action

Answer 1

def index = {
redirect(action: "list", params: params)
}

这样就可以传了，如果是一个action里定义的变量，传多个是这样：
def index = {
def userInstance = ****
redirect(action: "list", params: [params:params, userInstance:userInstance ])
}