floor()

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The floor() function returns the smallest integer that is less than or equal to the argument.

Syntax:

number floor(number) 

Arguments:

A number. If the argument is not a number, it is converted to a number using the rules for the number() function.

Result:

An integer. If the value is not an integer, it is rounded down to the next integer.

Defined: XPath, section 4.4.

NS support: Supported.