@ 2014-06-01T23:47:01Z <?php
function encode($int) {
$int = round($int);
$left = 0xffffffff00000000;
$right = 0x00000000ffffffff;
$l = ($int & $left) >>32;
$r = $int & $right;
return unpack('d', pack('N2', $l, $r))[1];
}
function decode($float) {
$set = unpack('N2', pack('d', $float));
return $set[1] << 32 | $set[2];
}
echo decode(encode(10000000000000)).'<br><br>';
$float = encode(10000000000000);
echo $float.'<br>';
echo decode($float).'<br>';
echo decode(1.1710299640683E-305).'<br>';
echo 1.1710299640683E-305;echo "<br>";
var_dump(1.1710299640683E-305 == $float);
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Output for 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 Deprecated: Implicit conversion from float 1.8446744069414584E+19 to int loses precision in /in/L1phJ on line 8
10000000000000<br><br>
Deprecated: Implicit conversion from float 1.8446744069414584E+19 to int loses precision in /in/L1phJ on line 8
1.1710299640683E-305<br>10000000000000<br>-6629571225977708544<br>1.1710299640683E-305<br>bool(false)
Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 10000000000000<br><br>1.1710299640683E-305<br>10000000000000<br>-6629571225977708544<br>1.1710299640683E-305<br>bool(false)
Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[' in /in/L1phJ on line 11
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/L1phJ on line 11
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/L1phJ on line 11
Process exited with code 255 . preferences:dark mode live preview
214.9 ms | 401 KiB | 309 Q