HDF5 "h5ex_t_vlen.h5" { GROUP "/" { DATASET "DS1" { DATATYPE H5T_VLEN { H5T_STD_I32LE} DATASPACE SIMPLE { ( 2 ) / ( 2 ) } DATA { (0): (3, 2, 1), (1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144) } } } }