Before adding a new testing tool, please follow the contributing guide:

Search previous suggestions before making a new one, as yours may be a duplicate.
Make an individual pull request for each suggestion.
Chose the corresponding section.
New categories or improvements to the existing categorization are welcome.
Research if the tool you're including is actually awesome and useful. THanks

目前使用lambda转，可以提供字符串和数字互转的token

- put: {path: '/number' , value: '$/str', lambda: 'x -> return Number(x)+0.01;'}