question: counterpart to java.util.collection.indexof . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean contains
target: int function ( Object [ ] arg0 , Object arg1 ) { for ( int loc0 = 0 ; loc0 < arg0 . length ; loc0 ++ ) { if ( arg0 [ loc0 ] . equals ( arg1 ) ) { return loc0 ; } } return - 1 ; }