慕粉1461748147
2016-05-15 18:11
<script type="text/javascript">
var score=80;
if(score>=60&&score<=70){document.write("恭喜及格了")};
else if(score>=80){document.write("优秀")};
else{document.write("无")};
</script>
<script type="text/javascript">
var score=80;
if(score>=60&&score<=70){document.write("恭喜及格了");}
else if(score>=80){document.write("优秀");}
else{document.write("无");}
</script>
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JavaScript入门篇
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