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<!DOCTYPE html> <html> <body> <?php $bin = pack("c2n2",0x1234,0x5678,65,66); print_r(unpack("c2chars/n2int",$bin)); ?> </body> </html>
Array ( [chars1] => 52 [chars2] => 120 [int1] => 65 [int2] => 66 )