[php]function convert_unreal ($arr) {
$bin = implode($arr);
$float = (float) 0;

// Read Exponent and Sign (+/-)
$exponent = ord ($bin{3});
if ($sign = $exponent & 128) $exponent -= 128;
$exponent <<= 1;

// Read the remaining bit for Exponent and loop through Mantissa, calculating the Fraction
$fraction = (float) 1;
$div = 1;
for ($x=2; $x>=0; $x--) {
$byte = ord ($bin{$x});
for ($y=7; $y>=0; $y--) {
if ($x==2 && $y==7) {
if ($byte & (1 << $y)) $exponent += 1;
} else {
$div *= 0.5;
if ($byte & (1 << $y)) $fraction += $div;
}
}
}

// 0 value check
if (!$exponent && $fraction == 1) return 0;

// Final calc, returning the converted float
$exponent -= 127;

$float = pow (2, $exponent) * $fraction;
if ($sign) $float = -($float);

return $float;
}[/php][php]function convert_unreal ($arr) {
$bin = implode($arr);
$float = (float) 0;

// Read Exponent and Sign (+/-)
$exponent = ord ($bin{3});
if ($sign = $exponent & 128) $exponent -= 128;
$exponent <<= 1;

// Read the remaining bit for Exponent and loop through Mantissa, calculating the Fraction
$fraction = (float) 1;
$div = 1;
for ($x=2; $x>=0; $x--) {
$byte = ord ($bin{$x});
for ($y=7; $y>=0; $y--) {
if ($x==2 && $y==7) {
if ($byte & (1 << $y)) $exponent += 1;
} else {
$div *= 0.5;
if ($byte & (1 << $y)) $fraction += $div;
}
}
}

// 0 value check
if (!$exponent && $fraction == 1) return 0;

// Final calc, returning the converted float
$exponent -= 127;

$float = pow (2, $exponent) * $fraction;
if ($sign) $float = -($float);

return $float;
}[/php][php]function convert_unreal ($arr) {
$bin = implode($arr);
$float = (float) 0;

// Read Exponent and Sign (+/-)
$exponent = ord ($bin{3});
if ($sign = $exponent & 128) $exponent -= 128;
$exponent <<= 1;

// Read the remaining bit for Exponent and loop through Mantissa, calculating the Fraction
$fraction = (float) 1;
$div = 1;
for ($x=2; $x>=0; $x--) {
$byte = ord ($bin{$x});
for ($y=7; $y>=0; $y--) {
if ($x==2 && $y==7) {
if ($byte & (1 << $y)) $exponent += 1;
} else {
$div *= 0.5;
if ($byte & (1 << $y)) $fraction += $div;
}
}
}

// 0 value check
if (!$exponent && $fraction == 1) return 0;

// Final calc, returning the converted float
$exponent -= 127;

$float = pow (2, $exponent) * $fraction;
if ($sign) $float = -($float);

return $float;
}[/php]