PHP将科学计数法转为正常数值
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function NumToStr($num){ if (stripos($num,'E')===false) return $num; //出现科学计数法,还原成字符串 $num = trim(preg_replace('/[=\'"]/','',$num,1),'"'); $result = ""; while ($num > 0){ $v = $num - floor($num / 10)*10; $num = floor($num / 10); $result = $v . $result; } return $result; } |