question: returns the size of substring that does not contain ane trailing spaces concode_field_sep PlaceHolder placeHolder concode_field_sep String arrayToString concode_elem_sep String[] split concode_elem_sep String getList concode_elem_sep String getList concode_elem_sep String getList concode_elem_sep String getList concode_elem_sep String toLowerSubset concode_elem_sep boolean isEmpty concode_elem_sep int skipSpaces concode_elem_sep void appendPair
target: int function ( String arg0 ) { int loc0 = arg0 . length ( ) ; while ( loc0 > 0 ) { loc0 -- ; if ( arg0 . charAt ( loc0 ) != ' ' ) { return loc0 + 1 ; } } return 0 ; }