修复iframe未加载前导致的报错

2023-07-31 14:36:53 +08:00 · 2023-07-31 14:36:53 +08:00 · 49e37c3c52
commit 49e37c3c52
parent aabe580c59
1 changed files with 8 additions and 1 deletions
--- a/post_example.html
+++ b/post_example.html
@ -149,7 +149,14 @@ function openComments(){

    while(utterancesLoad==0){
        utterancesFrame=document.getElementsByClassName("utterances-frame")[0];
-        utterancesFrame.onload = function(){utterancesLoad=1;};
+        if(utterancesFrame!=null){
+            if (utterancesFrame.attachEvent){
+                utterancesFrame.attachEvent("onload", function(){utterancesLoad=1;});
+            }
+            else {
+                utterancesFrame.onload = function(){utterancesLoad=1;};
+            }
+        }
    }
    cmButton.style.display="none";
    cm.style.display="block";