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用 php code 產生 1×1 pixel 的 小黑點 sample code

2009/12/12 by Monster

這個可以用來做 tracking 輸出用

header("Content-Type: image/gif");
header("Content-Length: 49");
echo pack('H*',
  '47494638396101000100910000000000ffffffff'
 .'ffff00000021f90405140002002c000000000100'
 .'01000002025401003b'
);
Categories Copy_N_Paste, Programming/php
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