Which is the php rounding down function?

php The rounding down function is "floor()". The function of the floor function is to round down to the nearest integer. Its return value is the next integer not greater than value, which is the decimal of value. Round off parts.

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Round down function: floor().

floor() function rounds down to the nearest integer.

Return the next integer not greater than value, and round off the decimal part of value.

Example:

floor(3.14159);    // 3
floor(3.64159);    // 3

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