floor
floor(x)
floor(x, n)
floor(unit, valuelessUnit)
floor(unit, n, valuelessUnit)
Try it yourself:
| $1 |
floor(3.2)
|
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| $2 |
floor(3.8)
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| $3 |
floor(-4.2)
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| $4 |
floor(3.241cm, cm)
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| $5 |
floor(3.241cm, 2, cm)
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