setInterval里面的函数带不带括号

在使用setInterval函数时，函数名不需要带括号。如果带上括号，就相当于执行函数并将返回值传入setInterval函数，而不是将函数本身传入。因此，正确的写法是函数名后面不带括号。例如，setInterval(Test, 1000)是正确的写法。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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