在PHP 中使用round()函数显示一个数字到两位小数 round()函数用于舍入数字或浮点数。我们可以将数字四舍五入到所需的小数位。使用此函数的正确语法如下 round($number,$decimalPlaces,$mode); 示例代码: <?php$number1=5;$number2=34.6;$number3=15439.093;$format_number1=round($number1,2);$format_number...
How to round a number or float value to two decimal places? How to convert string to integer or float in PHP? Using PHP to Display a Float Value Rounded to Two Decimal Places Question: When I do this typecasting: (float) '0.00'; What is the method to obtain0.00as a float data type...
$money = number_format($number, ($cents == 2 ? 2 : 0)); // format } else { // cents $money = number_format(round($number, 2), ($cents == 0 ? 0 : 2)); // format } // integer or decimal } // value return '$'.$money; } // numeric} // formatMoney$a = array(...
echo PHP_EOL;echo 'Using PHP_ROUND_HALF_ODD with 1 decimal digit precision' . PHP_EOL;var_dump(round( 1.55, 1, PHP_ROUND_HALF_ODD));var_dump(round(-1.55, 1, PHP_ROUND_HALF_ODD));?> 以上例程会输出: Using PHP_ROUND_HALF_UP with 1 decimal digit precision float(1.6) float(-1.6...
If you want the original number in a format that has two decimal places, then you can simply use PHP’snumber_formatfunction like so: //Round it to two decimal places. $originalNum = number_format($originalNum, 2); echo $originalNum; ...
修复到2位小数php returnnumber_format((float)$number,2,'.',''); 0 0 如何在php中仅获取十进制值 $price=1234.44;$whole= intval($price);// 1234$decimal1=$price-$whole;// 0.44000000000005 uh oh! that's why it needs... (see next line)$decimal2= round($decimal1,2);// 0.44 this wi...
variant_round(mixed$value,int$decimals):?variant Returns the value ofvaluerounded todecimalsdecimal places. 参数¶ value The variant. decimals Number of decimal places. 注意: 对于所有变量运算函数,本函数的参数可以是 PHP 内置的类型(整数,字符串,浮点数,布尔型或者null),或者是一个 COM,VARIANT 或...
// roundBetterDown(1001, -3) => 1000 functionroundBetterDown($number,$precision=0,$mode=PHP_ROUND_HALF_UP) { returnroundBetter($number,$precision,$mode,'down'); } ?> seppili_ at gmx dot de(05-Mar-2010 04:52) I use this function to floor with decimals: ...
}if($this->gradetype == GRADE_TYPE_SCALE) {// no >100% grades hack for scale grades!// 1.5 is rounded to 2 ;-)return(int)bounded_number($this->grademin, round($gradevalue +1.0E-5),$this->grademax); } $grademax =$this->grademax;//NOTE:if you change this value you must ...
PHP thinks that 1.6 (coming from a difference) is not equal to 1.6. To make it work, use round() var_dump(round($x, 2) == round($y, 2)); // this is true This happens probably because $x is not really 1.6, but 1.599999.. and var_dump shows it to you as being 1.6.[#5...