# property 属性访问器 property 用于控制访问安全类似 java 中的 get、set 方法；可以定义计算属性，例如根据半径计算直径 (diameter)。 12345678910111213141516171819202122232425from numbers import Integralclass Circle: def __init__(self, radius): self.radius = radius @property def diameter(self): return self.radius * 2 @diameter.setter def...

# apply Function.apply(obj, args) obj：这个对象将代替 Function 类里 this 对象 args：这个是类数组，它将作为参数传给 Function (args->arguments) call 和 apply 的意思一样，只不过是参数列表不一样. Function.call(obj, param1, param2...) obj：这个对象将代替 Function 类里 this 对象 params：这个是一个参数列表 如下在 Student 中 Person.apply(this, arguments) 调用 Person,...

# call cmd # chid_process.exec 1234567891011121314var exec = require('child_process').execvar cmdStr = 'curl http://www.weather.com.cn/data/sk/101010100.html'exec(cmdStr, function(err, stdout, stderr) { if (err) { console.log('get...

王者荣耀【原创内容大赛皮肤设计比赛】获奖作品 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364const https = require('https')const iconv = require('iconv-lite')const fs = require('fs')const uuidv4 =...

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778var http = require('http')var fs = require('fs')var path = require('path')var mime =...

# Need test func src/fn.js 1234module.exports = { num1: n => parseInt(n), num2: n => Number(n)} src/math.js 123456789101112131415161718192021222324function sumOne(a, b) { const c = 1 return a + b + c}module.exports = { add: (...args)...

# random story 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263// rss_feeds.txt// http://lambda-the-ultimate.org/rss.xml// http://lambda-the-ultimate.org/rss.xmlvar fs = require('fs')var request =...