PromiseAll增加undefined判断

868201ad · NoSubject · 901a8eb7 · 868201ad
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

o2web/source/o2_core/o2.js o2web/source/o2_core/o2.js +1 -1

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--- a/o2web/source/o2_core/o2.js
+++ b/o2web/source/o2_core/o2.js
@@ -1869,7 +1869,7 @@ if (!window.Promise){
                return { "then": function(s){ s(p); return this;} };
            }
        }else{
-            if (o2.typeOf(p.then)=="function"){
+            if (p && o2.typeOf(p.then)=="function"){
                return Promise.resolve(p);
            }else{
                return { "then": function(s){ s(p); return this;} };