網頁特效 Continue終止當前的迴圈的方法
continue 命令會終止當前的迴圈,然後從下一個值繼續運行。
執行個體:
<html>
<SCRIPT LANGUAGE='JavaScript'>
<!--
outerLoop:
for (var i1 = 1; i1 <= 2; i1++)
{
document.write("Top of outerLoop.<BR>");
innerLoop:
for (var i2 = 1; i2 <= 2; i2++) {
document.write("Top of innerLoop.<BR>");
document.write("i1=",i1,"<BR>");
document.write("i2=",i2,"<BR>");
if (i2 == 2)
{
document.write("Continue at top of innerLoop.<BR>");
continue;
}
if (i1 == 2)
{
document.write("Continue at top of outerLoop.<BR>");
continue outerLoop;
}
document.write("Bottom of innerLoop.<BR>");
}
document.write("Bottom of outerLoop.<BR>");
}
document.write("All done!");
//-->
</SCRIPT>
<html>
跳出迴圈
<html>
<head>
<title>A Simple Page</title>
<script language="JavaScript">
<!--
var x = 0;
while (x < 10)
{
x++;
document.write(x);
continue;
document.write("You never see this!");
}
// -->
</script>
</head>
<body>
</body>
</html>
執行個體二
<script language="JavaScript">
<!--
var x = 0;
while (x < 10)
{
x++;
if (x % 2 == 0)
{
continue;
}
document.write(x);
}
// -->
</script>