[1] configuration ( 著, 2016-01-12 05:18:43 +09:00 版) https://webpack.github.io/docs/configuration.html

[absolute-resource-path] is replaced with the absolute filename.
Default (devtool=[inline-]source-map): "webpack:///[resource-path]"
Default (devtool=eval): "webpack:///[resource-path]?[loaders]"
Default (devtool=eval-source-map): "webpack:///[resource-path]?[hash]"