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floor 함수는 10진수를 평가하고 10진수보다 크지 않는(작거나 같은) 가장 큰 정수를 반환합니다.
floor
floor(number )
number
평가할 10진수.
number보다 크지 않는 가장 큰 정수.
XPath 1.0 4.4
지원함.