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functions:llfloor [2014-05-21 14:32 SLT] sei Return value, NaN, and other fixes |
functions:llfloor [2015-02-04 13:10 SLT] (current) sei including infinity |
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| ===== Function: llFloor ===== | ===== Function: llFloor ===== | ||
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| </code> | </code> | ||
| - | Round a float down to the closest integer less than or equal to it. | + | Round a $ty[float] down to the closest $ty[integer] less than or equal to it. |
| ===== Parameters ===== | ===== Parameters ===== | ||
| === fval === | === fval === | ||
| - | The [[types/float]] value to be rounded down. | + | The $lty[float] value to be rounded down. |
| ===== Return value ===== | ===== Return value ===== | ||
| - | Returns the nearest [[types/integer]] value that is less than or equal to **fval**. | + | Returns the nearest $lty[integer] value that is less than or equal to $prm[fval]. |
| ===== Notes ===== | ===== Notes ===== | ||
| - | * The function returns -2147483648 (Hex. 80000000) for float values of 2147483648.0 or bigger, or less than -2147483648.0, or **NaN**. | + | * The function returns -2147483648 (Hex. 0x80000000) for float values of 2147483648.0 (including $pinf) or bigger, or less than -2147483648.0 (including $minf), or $nan. |
| ===== Short examples ===== | ===== Short examples ===== | ||
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| ===== See also ===== | ===== See also ===== | ||
| - | * [[llRound]] rounds to nearest integer. | + | * $lfn[llRound] rounds to nearest integer. |
| - | * [[llCeil]] rounds always towards positive infinity (e.g. 1.1 is rounded up to 2.0 and -1.1 is rounded up to -1.0). | + | * $lfn[llCeil] rounds always towards positive infinity (e.g. 1.1 is rounded up to 2.0 and -1.1 is rounded up to -1.0). |
| - | * [[types/float]] type and associated caveats and limitations. | + | * $lty[float] type and associated caveats and limitations. |