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Why error occurs? (null)
"Cannot read property 'appendChild' of null" why this error occurs? please help... https://code.sololearn.com/WVE1P7l7D933/?ref=app https://code.sololearn.com/WVE1P7l7D933/?ref=app
2 Answers
+ 3
add in the beginning of the JavaScript code and close it at the end
window.onload=function(){
0
thanks very much
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