Install with npm install -g canidiff.
Use:
canidiff [args] <browser> [browser]
canidiff uses Browserslist, if Browserslist return list, canidiff will use first one.
when there is only 1 browser, it will diff from last version of the same type browser;
For example:
$ canidiff 'chrome 47'
features chrome 47 chrome 49
CSS font-feature-settings ✔ ⁻ ✔
CSS Canvas Drawings ✔ ⁻ ✘
Toolbar/context menu ✘ ⚑ ³ ✘ ⚑ ²
CSS Variables (Custom Properties) ✘ ✔
CSS font-stretch ✘ ✔
let ◒ ³ ✔
Proxy object ✘ ✔
KeyboardEvent.code ✘ ⚑ ¹ ✔
Brotli Accept-Encoding/Content-Encoding ✘ ✘ ⚑ ¹
rel=noopener ✘ ✔
or:
$ canidiff 'ios 9.2' 'ios 9.3'
features ios_saf 9.0-9.2 ios_saf 9.3
CSS font-feature-settings ✘ ✔
CSS Filter Effects ✔ ⁻ ✔
CSS Variables (Custom Properties) ✘ ✔
CSS will-change property ✘ ✔
Picture element ✘ ✔
CSS touch-action property ✘ ✔
Content Security Policy Level 2 ✘ ✔
CSS font-variant-alternates ✘ ✔
CSS all property ✘ ✔
CSS unset value ✘ ✔
CSS revert value ✘ ✔