PHP不四舍五入|只舍|只入|四舍五入

刺骨的言语ヽ痛彻心扉 2022-05-08 10:26 365阅读 0赞
  1. //保留两位小数
  2. $power = pow(10,2);
  3. $num = 1666.667788;
  4. $num1 = 1666.61188;
  5. //全入
  6. $yes_num = ceil($num*$power)/$power; //1666.67
  7. $yes_num = ceil($num1*$power)/$power; //1666.62
  8. //全舍弃
  9. $no_num = floor($num*$power)/$power; //1666.66
  10. $no_num = floor($num1*$power)/$power; //1666.61
  11. //四舍五入
  12. $new_num = number_format($num,2); //1,666.67
  13. $new_num = number_format($num1,2); //1,666.61

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