How to keep one decimal place in PHP without rounding

PHP method of retaining one decimal point and not rounding: 1. Use the function [number_format], the code is [$total=number_format(2/3,1)]; 2. Use the function [$total_1 =sprintf( "%.1f ",2/3)].

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PHP retains decimal points The last digit and not rounded method:

Commonly used methods are as follows:

Output result: 1225.4

php retains the decimal point Several methods for one person

";
方法：$total_1 =sprintf( "%.1f ",2/3);      // 1f表示小数点后一位
echo $total_1 ."
";
$total_2=printf( "%.1f ",2/3); 
echo $total_2."
";
?>

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