# PSce Constants

PSce uses a few of constants for helping to users that determine the PSce situations.

**EXECUTER\_ADDRESS:** PSce user's address who executes at that moment.

**OWNER\_ADDRESS:** PSce creator Address. It cannot change.

**EXECUTER\_SCENARIOADDRESS:** Current PSce Scenario Address. And Scenario Address has been created single time. It is not changable.

**AMOUNT:** Returns the number of assets sent via transaction.

**ASSETID:** Returns the asset number sent via transaction.

**EXECUTOR\_NODENAME:** Current Node Name. Explained below  code blocks how to necessary to use.

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**ORIGINFLAG**: Origin flag constant; gives "true" value in the node that first meets the request sent by the user and "false" value in other nodes.&#x20;

So , if client sends a requests to NODE A ; \
NODE A takes "true" value at **ORIGINFLAG** other nodes takes "false" value at **ORIGINFLAG**.