Which of the following experts can help me check the encryption method in php?

Who can help me see what the encryption method in php is ;? Php & nbsp; eval ($ o0o1_o0 (Could someone help me to see what the encryption method in php is ?)
Eval ($ o0o1_o0 ('{}}}}}= ')));
?>
It should be decrypted by the eval function.

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This is a disturbing code, and it is easy to unlock it.
But you did not give it all.
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I don't understand. I only know that the eval () function can calculate the string according to the PHP code, but I have never seen it before. And the landlord
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The code in your connection is still incomplete
At least you can execute it before you can talk about decoding.
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Parse error: syntax error, unexpected $ end in ....

How can this be the complete code?