Purpose:
_page.exists: It is used to verify whether a given tab or page is actually present in a transaction.
_client: It is used to find the SAP client and output it to the console window.
LiquidUI Code:
Below code demonstrates the usage of above system variables on VA01 transaction.
---------------------------- SAPMV45A.E4001.sjs -------------------------------
if(_page.exists("Sales")){ //verifying whether the sales tab exists
set("F[Sold-to party]", "1460"); //Assigning the value to the field
}
println(" SAP system client is:" + _client); //Displaying output on console window
