PuterJam puterjam

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Coding make me happy

一名斜杠前端开发

puterjam / ip_long.js

Created April 3, 2015 04:12

ip2long long2ip

	var ip2long = function(ip){ip = ip.split(".");return (((ip[0] << 24) \| (ip[1] << 16) \| (ip[2] << 8) \| ip[3]) >>> 0)}
	var long2ip = function(ip){return [(ip >> 24) & 0xff,(ip >> 16) & 0xff,(ip >> 8) & 0xff,ip & 0xff].join(".")}

puterjam / navigator.sendBeacon.js

Last active August 29, 2015 14:11

navigator.sendBeacon 兼容

	/灯塔兼容逻辑/
	navigator.sendBeacon = navigator.sendBeacon \|\|
	new Function('var r = new XMLHttpRequest();r.open("POST",arguments[0],true);r.send(arguments[1]);');

puterjam / gist:3b9c040363a27e8179cd

Created August 26, 2014 07:11

performance timing

	<!doctype html>
	<html>
	<head>
	</head>
	<body onload="init()">
	<script>
	function init()
	{
	var navigationTiming = performance.getEntriesByType("navigation")[0];
	if (window.console) console.log("Name: " + navigationTiming.name + "\n" +

puterjam / index.html

Created January 22, 2014 12:28

A Pen by puterjam.

puterjam / compare_version.js

Created January 20, 2014 11:00

判断版本号大小

	/**
	* 判断两个版本字符串的大小
	* @param {string} v1 原始版本
	* @param {string} v2 目标版本
	* @return {number} 如果原始版本大于目标版本，则返回大于0的数值, 如果原始小于目标版本则返回小于0的数值。0当然是两个版本都相等拉。
	*/

	function compareVersion(v1, v2) {
	var _v1 = v1.split("."),
	_v2 = v2.split("."),

puterjam / convertDataURIToBlob.js

Created December 25, 2013 11:19

convertDataURIToBlob

	/**
	* DataURI转换成Blob格式
	* @param {string} dataURI base64 的 data uri
	* @param {string} mimetype 需要输出的blob的mimetype格式
	* @return {Blob} 大二进制数据块
	*/
	var convertDataURIToBlob = function convertDataURIToBlob(dataURI, mimetype) {
	//分割DataURI成 base64格式;
	var BASE64_HEADER = ';base64,';
	var base64Index = dataURI.indexOf(BASE64_HEADER) + BASE64_HEADER.length;

puterjam / httptoy.js

Created October 28, 2013 08:42

简易的nodejs httpserver

	(function(){
	var http = require("http");
	var fs = require('fs');

	//默认启动http服务的路径
	var documentRoot = process.cwd();

	//默认文档名称
	var defaultDocument = "index.htm";

puterjam / cookie.js

Created September 16, 2013 14:46

	QZFL.cookie = {set: function(name, value, domain, path, hour) {
	if (hour) {
	var expire = new Date;
	expire.setTime(expire.getTime() + 36E5 * hour)
	}
	document.cookie = name + "=" + value + "; " + (hour ? "expires=" + expire.toGMTString() + "; " : "") + (path ? "path=" + path + "; " : "path=/; ") + (domain ? "domain=" + domain + ";" : "domain=" +
	QZFL.config.domainPrefix + ";");
	return true
	},get: function(name) {
	var r = new RegExp("(?:^\|;+\|\\s+)" + name + "=([^;]*)"), m = document.cookie.match(r);