迴圈

1964: BASIC編輯

BASIC 中的迴圈有時稱為 for-next迴圈。

For I = 1 to 5;

Print I;

Next I

1991: Python編輯

for counter in range(1, 6): # range(1, 6) gives values from 1 to 5 inclusive (but not 6)

# statements

1995: JavaScript編輯

JavaScript 支援像是C語言的三個參數的迴圈，並且支援break和continue。

for (let i = 0; i < 5; i++) {

// ...

}

<html>

<head>

<title>Example 1</title>

</head>

<body>

<h1> hello</h1>

//alert("hello...");

document.write("hello...");

</script>

</body>

</html>

<html>

<head>

<title>Example 3</title>

</head>

<body>

<h1> hello</h1>

var s = "how are you..";

for (var i=1; i<=3; i++) {

//alert(s+1);

document.write("hello...");

}

</script>

</body>

</html>

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