@@ 3535-3571 (lines=37) @@ | ||
3532 | * @param mixed $arg,... Data values |
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3533 | * @return float |
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3534 | */ |
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3535 | public static function VARA() |
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3536 | { |
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3537 | $returnValue = Functions::DIV0(); |
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3538 | ||
3539 | $summerA = $summerB = 0; |
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3540 | ||
3541 | // Loop through arguments |
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3542 | $aArgs = Functions::flattenArrayIndexed(func_get_args()); |
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3543 | $aCount = 0; |
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3544 | foreach ($aArgs as $k => $arg) { |
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3545 | if ((is_string($arg)) && |
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3546 | (Functions::isValue($k))) { |
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3547 | return Functions::VALUE(); |
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3548 | } elseif ((is_string($arg)) && |
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3549 | (!Functions::isMatrixValue($k))) { |
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3550 | } else { |
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3551 | // Is it a numeric value? |
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3552 | if ((is_numeric($arg)) || (is_bool($arg)) || ((is_string($arg) & ($arg != '')))) { |
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3553 | if (is_bool($arg)) { |
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3554 | $arg = (integer) $arg; |
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3555 | } elseif (is_string($arg)) { |
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3556 | $arg = 0; |
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3557 | } |
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3558 | $summerA += ($arg * $arg); |
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3559 | $summerB += $arg; |
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3560 | ++$aCount; |
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3561 | } |
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3562 | } |
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3563 | } |
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3564 | ||
3565 | if ($aCount > 1) { |
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3566 | $summerA *= $aCount; |
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3567 | $summerB *= $summerB; |
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3568 | $returnValue = ($summerA - $summerB) / ($aCount * ($aCount - 1)); |
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3569 | } |
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3570 | return $returnValue; |
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3571 | } |
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3572 | ||
3573 | ||
3574 | /** |
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@@ 3631-3667 (lines=37) @@ | ||
3628 | * @param mixed $arg,... Data values |
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3629 | * @return float |
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3630 | */ |
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3631 | public static function VARPA() |
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3632 | { |
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3633 | $returnValue = Functions::DIV0(); |
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3634 | ||
3635 | $summerA = $summerB = 0; |
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3636 | ||
3637 | // Loop through arguments |
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3638 | $aArgs = Functions::flattenArrayIndexed(func_get_args()); |
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3639 | $aCount = 0; |
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3640 | foreach ($aArgs as $k => $arg) { |
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3641 | if ((is_string($arg)) && |
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3642 | (Functions::isValue($k))) { |
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3643 | return Functions::VALUE(); |
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3644 | } elseif ((is_string($arg)) && |
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3645 | (!Functions::isMatrixValue($k))) { |
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3646 | } else { |
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3647 | // Is it a numeric value? |
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3648 | if ((is_numeric($arg)) || (is_bool($arg)) || ((is_string($arg) & ($arg != '')))) { |
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3649 | if (is_bool($arg)) { |
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3650 | $arg = (integer) $arg; |
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3651 | } elseif (is_string($arg)) { |
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3652 | $arg = 0; |
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3653 | } |
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3654 | $summerA += ($arg * $arg); |
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3655 | $summerB += $arg; |
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3656 | ++$aCount; |
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3657 | } |
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3658 | } |
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3659 | } |
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3660 | ||
3661 | if ($aCount > 0) { |
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3662 | $summerA *= $aCount; |
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3663 | $summerB *= $summerB; |
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3664 | $returnValue = ($summerA - $summerB) / ($aCount * $aCount); |
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3665 | } |
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3666 | return $returnValue; |
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3667 | } |
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3668 | ||
3669 | ||
3670 | /** |