@@ 3495-3531 (lines=37) @@ | ||
3492 | * @param mixed $arg,... Data values |
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3493 | * @return float |
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3494 | */ |
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3495 | public static function VARA() |
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3496 | { |
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3497 | $returnValue = Functions::DIV0(); |
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3498 | ||
3499 | $summerA = $summerB = 0; |
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3500 | ||
3501 | // Loop through arguments |
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3502 | $aArgs = Functions::flattenArrayIndexed(func_get_args()); |
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3503 | $aCount = 0; |
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3504 | foreach ($aArgs as $k => $arg) { |
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3505 | if ((is_string($arg)) && |
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3506 | (Functions::isValue($k))) { |
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3507 | return Functions::VALUE(); |
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3508 | } elseif ((is_string($arg)) && |
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3509 | (!Functions::isMatrixValue($k))) { |
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3510 | } else { |
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3511 | // Is it a numeric value? |
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3512 | if ((is_numeric($arg)) || (is_bool($arg)) || ((is_string($arg) & ($arg != '')))) { |
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3513 | if (is_bool($arg)) { |
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3514 | $arg = (integer) $arg; |
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3515 | } elseif (is_string($arg)) { |
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3516 | $arg = 0; |
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3517 | } |
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3518 | $summerA += ($arg * $arg); |
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3519 | $summerB += $arg; |
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3520 | ++$aCount; |
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3521 | } |
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3522 | } |
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3523 | } |
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3524 | ||
3525 | if ($aCount > 1) { |
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3526 | $summerA *= $aCount; |
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3527 | $summerB *= $summerB; |
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3528 | $returnValue = ($summerA - $summerB) / ($aCount * ($aCount - 1)); |
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3529 | } |
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3530 | ||
3531 | return $returnValue; |
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3532 | } |
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3533 | ||
3534 | /** |
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@@ 3589-3625 (lines=37) @@ | ||
3586 | * @param mixed $arg,... Data values |
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3587 | * @return float |
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3588 | */ |
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3589 | public static function VARPA() |
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3590 | { |
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3591 | $returnValue = Functions::DIV0(); |
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3592 | ||
3593 | $summerA = $summerB = 0; |
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3594 | ||
3595 | // Loop through arguments |
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3596 | $aArgs = Functions::flattenArrayIndexed(func_get_args()); |
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3597 | $aCount = 0; |
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3598 | foreach ($aArgs as $k => $arg) { |
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3599 | if ((is_string($arg)) && |
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3600 | (Functions::isValue($k))) { |
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3601 | return Functions::VALUE(); |
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3602 | } elseif ((is_string($arg)) && |
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3603 | (!Functions::isMatrixValue($k))) { |
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3604 | } else { |
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3605 | // Is it a numeric value? |
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3606 | if ((is_numeric($arg)) || (is_bool($arg)) || ((is_string($arg) & ($arg != '')))) { |
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3607 | if (is_bool($arg)) { |
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3608 | $arg = (integer) $arg; |
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3609 | } elseif (is_string($arg)) { |
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3610 | $arg = 0; |
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3611 | } |
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3612 | $summerA += ($arg * $arg); |
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3613 | $summerB += $arg; |
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3614 | ++$aCount; |
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3615 | } |
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3616 | } |
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3617 | } |
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3618 | ||
3619 | if ($aCount > 0) { |
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3620 | $summerA *= $aCount; |
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3621 | $summerB *= $summerB; |
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3622 | $returnValue = ($summerA - $summerB) / ($aCount * $aCount); |
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3623 | } |
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3624 | ||
3625 | return $returnValue; |
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3626 | } |
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3627 | ||
3628 | /** |