Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | const fs = require('fs')
/**
* 十六进制转十进制，获取码值
* @param {*} code 十六进制
* utf-8 编码格式 如 0x2001 unicode 编码格式 \u2001
* str.charCodeAt(0) Unicode 编码值 20013
*/
export function unicodeToCodePoint (code) {
return parseInt(code, 16)
}
/**
* 十进制转十六进制
* @param {*} code 十进制
* utf-8 编码格式 如 0x2001 unicode 编码格式 \u2001
* str.charCodeAt(0) Unicode 编码值 20013
*/
export function codePointToUnicode (codePoint) {
return codePoint.toString(16)
}
/**
* unicode 转 string，根据码值获取对应字符
* @param {*} code 十六进制
* utf-8 编码格式 如 0x2001 unicode 编码格式 \u2001
* str.charCodeAt(0) Unicode 编码值 20013
*/
export function unicodeToString (code) {
return String.fromCharCode(code)
}
/**
* utf-8 转十进制字符串
* @param {*} code 十六进制
* utf-8 编码格式 如 0x2001 unicode 编码格式 \u2001
*/
export function utf8ToString (code) {
return String.fromCharCode(parseInt(code, 16))
}
/*
* [writeToFile description]
* @param {[type]} data [数组数据列表]
* @param {[type]} path [写入的路径]
*/
// eslint-disable-next-line no-unused-vars
export function writeToFile (data, path, calllback?:() => void) {
if(typeof data === 'object')data = JSON.stringify(data, null, '\t')
fs.writeFile(path, data, 'utf-8', err => {
if (err) throw err
calllback && calllback()
})
}
/*
* [readToFile 读取文件]
* @param {[type]} path [读取路径]
*/
export function readToFile (path, calllback?:() => void) {
const data = fs.readFileSync(path, 'UTF-8')
calllback && calllback()
return data
}
/*
* [readToFile 读取文件]
* @param {[type]} path [读取路径]
*/
export function readStreamToFile (path, calllback?:(dataString:any) => void) {
const promise = new Promise((resolve, reject) => {
const stream = fs.createReadStream(path, {
'encoding': 'utf8'
})
let dataString = ''
stream.on('data', data => {
dataString += data
})
stream.on('error', err => {
reject(err)
})
stream.on('end', () => {
resolve(dataString)
calllback && calllback(dataString)
})
})
return promise
}
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