Nodejs:Path對象

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模組Path:

path.normalize(url)

path.join(url1, url2, ..)

path.resolve(url1, url2, ..)

path.relative(url1, url2)

path.dirname(url)

path.basename(url)

path.extname(url)

 

 

 TIPS:

以上是Path對象的API,調用方便簡潔,一般在項目中我會先寫一個頂級目錄

var publicDir = path.resolve(__dirname, ‘./src‘)

其餘的子目錄在此頂級目錄衍生

var pagesDir  = path.resolve(publicDir, ‘./pages‘)var staticDir = path.resolve(publicDir, ‘.static‘)var buildDir  = path.resolve(publicDir, ‘./build‘)var vendorDir = path.resolve(publicDir, ‘./vendor‘)

最後把對象掛載出去,其他檔案需要使用到路徑的,直接引入就可以了

module.exports = {    pagesDir:    path.resolve(publicDir, ‘./pages‘)    staticDir:   path.resolve(publicDir, ‘.static‘)    buildDir:    path.resolve(publicDir, ‘./build‘)    vendorDir:   path.resolve(publicDir, ‘./vendor‘)}

 

 

 API範例:
var path = require(‘path‘);/* * 格式化路徑:../返回上一級,所以結果為 * -->‘/foo/bar/baz/asdf‘ */path.normalize(‘/foo/bar//baz/asdf/quux/..‘);/* * 拼接路徑:拼接完成後調用normalize(),結果同上 * -->‘/foo/bar/baz/asdf‘ */path.join(‘///foo‘, ‘bar‘, ‘//baz/asdf‘, ‘quux‘, ‘..‘);/* * 路徑導航:等於cd一遍每個子路徑 */path.resolve(‘foo/bar‘, ‘/tmp/file/‘, ‘..‘, ‘a/../subfile‘)/* * 相對路徑:b相對於a的路徑為:‘../../impl/bbb‘,在a的路徑上結果就可以訪問到b檔案 * -->‘../../impl/bbb‘ */path.relative(‘/data/orandea/test/aaa‘, ‘/data/orandea/impl/bbb‘)/* * 檔案夾名稱:檔案夾所在路徑的名稱 * -->‘/foo/bar/baz/asdf‘ */path.dirname(‘/foo/bar/baz/asdf/quux‘)    /* * 檔案路徑:返回指定的檔案名稱,可排除尾碼名 * -->‘quux‘ */path.basename(‘/foo/bar/baz/asdf/quux.html‘, ‘.html‘)/* * 拓展名:返迴文件拓展名 */path.extname(‘index.html‘)    //    ‘.html‘path.extname(‘index.‘)        //    ‘.‘path.extname(‘index‘)        //    ‘‘module.exports = {    entry: [],    output:{        path: buildDir,          filename: ‘[name]/entry.js‘    }};

 

Nodejs:Path對象

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