PHP floor()

1 개요

PHP floor()

• "Round fractions down"
• 내림 함수

echo floor(4.3);   // 4
echo floor(9.999); // 9
echo floor(-3.14); // -4

echo floor(4.3);   // 4
echo floor(9.999); // 9
echo floor(-3.14); // -4

echo floor(3.14159) . "\n";
echo floor(-3.14159) . "\n";
echo floor(9.98) . "\n" ;

echo(floor(0.60) . "<br>");
echo(floor(0.40) . "<br>");
echo(floor(5) . "<br>");
echo(floor(5.1) . "<br>");
echo(floor(-5.1) . "<br>");
echo(floor(-5.9));

2 같이 보기

• PHP ceil()
• PHP round()
• 함수 floor()

3 참고

• https://www.php.net/manual/en/function.floor.php
• https://www.w3schools.com/php/func_math_floor.asp