下面的演示代码通过while循环语句输出数字1-6
<p>75271.com,Click the button to loop through a block of as long as <em>i</em> is less than 5.</p>
<button>Try it</button>
<p id="demo"></p>
function myFunction()
{
var x="",i=0;
while (i<5)
{
x=x + "The number is " + i + "<br>";
i++;
}
document.getElementById("demo").innerHTML=x;
}
输出结果如下：
The number is 0 The number is 1 The number is 2 The number is 3 The number is 4
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