Online PHP editor | output for P940c

@ 2015-09-28T22:20:39Z

<?php
$big = -1 * PHP_INT_MAX;
echo bin2hex(pack('P', $big));
echo "\n";
$packed = pack('VV', $big & 0x00000000ffffffff, ($big & 0xffffffff00000000) >> 32);
$bin = bin2hex($packed);
echo $bin."\n";
$d = unpack('V2', $packed);
echo base_convert($d[2], 10, 16).base_convert($d[1], 10, 16);

Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: 0100000000000080 Deprecated: Implicit conversion from float 1.8446744069414584E+19 to int loses precision in /in/P940c on line 5 0100000000000080 800000001
Output for 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30: 0100000000000080 0100000000000080 800000001
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35: Warning: pack(): Type P: unknown format code in /in/P940c on line 3 0100000000000080 800000001

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