# extargsparse_worker > rust command package for json string set ### Release History * Jul 10th 2024 Release 0.2.2 for fixup bug in help information when bool value with default true * May 19th 2023 Release 0.2.0 for adding documentation and examples * Dec 15th 2022 Release 0.1.8 for fixup the bug in usize error in parse_commandline_ex