<
img
id
=
"img"
src
=
"url"
/>
<
script
>
var img= document.getElementById('img')
if(!img.complete){img.addEventListener('load',function(){/*已加載完*/})}
else{/*已加載完*/}
</
script
>
<
img
id
=
"img"
src
=
"url"
/>
<
script
>
var img= document.getElementById('img')
if(!img.complete){img.addEventListener('load',function(){/*已加載完*/})}
else{/*已加載完*/}
</
script
>
(function(d, s, id) { let js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) retur
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