常用时间函数_PHP

---

 print("pi=".pi());
 print("
");
 print("sin(0.5 * pi())=".sin(0.5 * pi()));
 print("
");
 print("cos(2 * pi())=".cos(2 * pi()));
 print("
");
 
 //打印从1到100中间的10个随机的数
 for($index = 0; $index  {
  print(rand(1,100) . "
\n");
 }
?>

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