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JavaScript變量

??? 2019-07-11 22:22:16 231
????：<!DOCTYPE html> <html> <head>  <meta charset="utf-8">  <title>中文網(wǎng)作業(yè)（JavaScript變量）</title> <body> <script> var x=5; va 
<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>中文網(wǎng)作業(yè)（JavaScript變量）</title>
<body>
<script>
var x=5;
var y=6;
var z=x+y;
document.write(x + "<br>");
document.write(y + "<br>");
document.write(z + "<br>");
</script>
</body>
</html>

yunxing.JPG

?? ???：天蓬老師?? ??：2019-07-13 13:15:37
???? ??：document.write(x + "<br>"); document.write(y + "<br>"); document.write(z + "<br>"); 應該直接輸出到控制臺, console.log()

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