From ab1639049c21fa40c723f143c21260ff0b530c29 Mon Sep 17 00:00:00 2001
From: xiaoze <zeasly@live.com>
Date: Thu, 1 Feb 2018 16:34:52 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E4=B8=80=E4=B8=AA=E9=85=8D?=
 =?UTF-8?q?=E7=BD=AE=20=E5=85=81=E8=AE=B8prompt=E4=B8=BA=E7=A9=BA?=
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prompt框可能只是在某些操作时添加一个备注,添加一个选项允许没输入的时候提交
---
 src/layer.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/layer.js b/src/layer.js
index e906069..12061ed 100644
--- a/src/layer.js
+++ b/src/layer.js
@@ -1003,7 +1003,7 @@ layer.prompt = function(options, yes){
     ,resize: false
     ,yes: function(index){
       var value = prompt.val();
-      if(value === ''){
+      if(!options.allowNull && value === ''){
         prompt.focus();
       } else if(value.length > (options.maxlength||500)) {
         layer.tips('&#x6700;&#x591A;&#x8F93;&#x5165;'+ (options.maxlength || 500) +'&#x4E2A;&#x5B57;&#x6570;', prompt, {tips: 1});