1.0ALearnerhttp://alearner.topiquantumerhttp://alearner.top/index.php/author/hellostranger/Java关于向上取整 Math.ceil() 结果为0的问题 - ALearnerrich600338<blockquote class="wp-embedded-content" data-secret="8fqZ07Ry74"><a href="http://alearner.top/index.php/2017/11/24/java-math-ceil-zero/">Java关于向上取整 Math.ceil() 结果为0的问题</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="http://alearner.top/index.php/2017/11/24/java-math-ceil-zero/embed/#?secret=8fqZ07Ry74" width="600" height="338" title="《 Java关于向上取整 Math.ceil() 结果为0的问题 》—ALearner" data-secret="8fqZ07Ry74" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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[title]例子[/title] 我项目中有一句代码： int circleNum = (int)Math.ceil(faceppFaceUserList.size()/950); 然而，在我调试的时候，结果总是比预想结果少1 甩个例子 : double a = 3/950; double b = Math.ceil(a); System.out.println(a); System.out.println(b); 上面例子运行的结果 ： 0.0 0.0 [title]原因[/title] 在"3/950"中， […]