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@@ -0,0 +1,38 @@
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+<!DOCTYPE html>
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+<html lang="en">
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+<head>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>Document</title>
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+</head>
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+<body>
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+ <script>
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+
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+ // 判断传过来的数字能否被3 5 7整除
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+ // 如果成立则返回true(真) 否则返回false(假)
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+ function foo(num){
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+ if(num%3 == 0 && num%5==0 && num%7 == 0){
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+ return true;
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+ }else{
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+ return false;
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+ }
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+ }
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+
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+ var count = 0;
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+ for(var i = 1;i<1000;i++){
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+ var val = foo(i);
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+ if(val){
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+ document.write(i+" ");
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+ count++;
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+ if(count%6==0){
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+ document.write("<br>");
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+ }
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+ }
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+
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+ }
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+
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+
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+
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+ </script>
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+</body>
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+</html>
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