PHP Conference Nagoya 2025

bcfloor

(PHP 8 >= 8.4.0)

bcfloorRound down arbitrary precision number

Beschreibung

bcfloor(string $num): string

Returns the next lowest integer value by rounding down num if necessary.

Parameter-Liste

num
The value to round.

Rückgabewerte

Returns a numeric string representing num rounded down to the nearest integer.

Fehler/Exceptions

This function throws a ValueError if num is not a well-formed BCMath numeric string.

Beispiele

Beispiel #1 bcfloor() example

<?php
var_dump
(bcfloor('4.3'));
var_dump(bcfloor('9.999'));
var_dump(bcfloor('-3.14'));
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

string(1) "4"
string(1) "9"
string(2) "-4"

Siehe auch

  • bcceil() - Round up arbitrary precision number
  • bcround() - Round arbitrary precision number
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