markdown checkbox-How to draw checkbox or tick mark in GitHub Markdown table?

To successfully draw markdown checkbox. Try adding a - before the [] or [x]. That's an - followed by a blank space.

Below is an example you can refer to:

low is an example you can refer to:

  ### Solar System Exploration, 1950s – 1960s

[ ] Mercury- [x] Venus- [x] Earth (Orbit/Moon)- [x] Mars- [ ] Jupiter- [ ] Saturn- [ ] Uranus- [ ] Neptune- [ ] Comet HaleyIt appears like below:Here's how one could do the same in a table:ff| Task | Time required | Assigned to | Current Status | Finished ||----------------|---------------|---------------|----------------|-----------|| Calendar Cache | > 5 hours | | in progress | - [x] ok?| Object Cache | > 5 hours | | in progress | [x] item1[ ] item2| Object Cache | > 5 hours | | in progress | - [x] item1- [ ] item2| Object Cache | > 5 hours | | in progress | [x] item1[ ] item2- [x] works- [x] works too### Solar System Exploration, 1950s – 1960s [ ] Mercury- [x] Venus
- [x] Earth (Orbit/Moon) 
- [x] Mars 
- [ ] Jupiter 
- [ ] Saturn 
- [ ] Uranus 
- [ ] Neptune 
- [ ] Comet Haley
It appears like below:
Here's how one could do the same in a table:ff
| Task           | Time required | Assigned to   | Current Status | Finished | 
|----------------|---------------|---------------|----------------|-----------|
| Calendar Cache | > 5 hours  |  | in progress | - [x] ok?
| Object Cache   | > 5 hours  |  | in progress | [x] item1[ ] item2
| Object Cache   | > 5 hours  |  | in progress | - [x] item1- [ ] item2
| Object Cache   | > 5 hours  |  | in progress | [x] item1[ ] item2
- [x] works
- [x] works too

Here's how it looks: