IF condition in SAP Script

Hello All,

Could you please let me know below IF statement is valid or not in SAP Script.

/:IF val1 = 'X' OR val2='X'  OR val3='X' OR

/= val4 = 'X' or val5 = 'X'

/:  do this....

/:ELSEIF temp1 = 'Y' AND temp2='Y' AND temp3='Y' AND

/= temp4=Y

/: do this...

/:ENDIF

I appreciate your help. Please let me know.

Thanks,

Sarada