<script>
function myFunction()
{
document.getElementById("demo").innerHTML="My First JavaScript Function";
}
</script>
document.getElementById("demo").innerHTML="My First JavaScript Function";//这段代码是什么意思
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初学javascript 遇到问题求教!
function myFunction() { document.getElementById("demo").innerHTML="My First JavaScript Function"; } document.getElementById("demo").innerHTML="My First JavaScript Function";//这段代码是什么意思