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tingwei628
/ gist:9417c21c4f87c0e3e955
Last active
August 29, 2015 14:21
[JavaScript] Blength()&subBytes()(算中英文字數)
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| /* | |
| Blength() 是用來計算string 以Byte為單位 | |
| subBtyes(str, max)是用來切割Btyes(str:被切割字串, max:最大Bytes數) | |
| 例: "我abc我".Blength() = 7 | |
| subBtyes("我abc我", 3) // 結果是 我a | |
| */ | |
| String.prototype.Blength = function(){ | |
| var str = this.match(/[^\x00-\xff]/ig); | |
| return str === null ? this.length : this.length + str.length; | |
| }; |
tingwei628
/ gist:36c72d7778026957c6c4
Last active
August 29, 2015 14:22
[JavaScript] Checked html-like string
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| /* | |
| 例如 Content = '<div style="background-color: rgba(255, 255, 255, 0.843137);"> gg<br>yy<br><br><br>uu<br><br> ff <br> u<br></div><div style="background-color: rgba(255, 255, 255, 0.843137);"><br></div><div style="background-color: rgba(255, 255, 255, 0.843137);"> i</div> ' | |
| 此code示範如何將Contne html字串，檢查其有沒有word | |
| 註: var str="我是中文字" | |
| (/\w|[^\x00-\xff]/ig).test(str); //回傳是true | |
| */ | |
| var html = $(Content); //jQuery 將字串轉成html | |
| var innertext = null; | |
| //檢查內容每一行有無中英文 |
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| /* | |
| 設image 的本地預覽圖片路徑 url | |
| */ | |
| function setImageSrc() { | |
| var url = '', | |
| file = filefield.fileInputEl.dom.files[0]; | |
| if (window.createObjectURL) { | |
| url = window.createObjectURL(file); | |
| } else if (window.URL) { // mozilla(firefox) | |
| url = window.URL.createObjectURL(file); |
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| /* | |
| 目的: 對購物網站項目的價格做排序 (購物網站網址：http://activity.books.com.tw/ps/prog/2601/page/200/category/217234) | |
| 方法： 讀取Dom, 並sort() | |
| */ | |
| var all = $('li'); //先取全部的li | |
| var chose = []; | |
| var price = []; | |
| var title =[] | |
| var bookstore = []; | |
| for(var key in all){ |
tingwei628
/ [JavaScript][ExtJS] Htmleditor validation
Last active
August 29, 2015 14:27
[JavaScript][ExtJS] Htmleditor validation (like allowBlank:false)
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| /* IsValid() 驗證htmleditor 的 value值是否空白，並會排除空白情況 | |
| */ | |
| //validate htmleditor | |
| function IsValid(value) { | |
| var div = document.createElement('div'), text; | |
| div.innerHTML = value; | |
| text = div.textContent || div.innerText || ""; | |
| return (text.replace(/^\s+|\s+$/gm, '') != ""); | |
| } |
tingwei628
/ gist:3600d927fb7b2a66baaf
Last active
December 7, 2015 09:48
[JavaScript][ExtJS]如何將 ExtJS 的htmleditor 裡面的style 簡單化 (simplify the style inside the htmleditor)
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| paste: { | |
| element: 'inputEl', | |
| fn: function(event, inputEl) { | |
| var a = add_Content.getValue(); | |
| //已過濾表格 儲存在var b | |
| var b = a.replace(/((<td[^>]+)style=".*?">)/ig, function(x) { | |
| return x = x.replace(/style=".*?"/, 'style="border:solid"'); | |
| }); | |
tingwei628
/ gist:9277c8026c5be92fb80e
Last active
September 16, 2015 06:19
Html converts to img (將html 輸出成img格式)
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| <!--baseURL 就是 輸出的img src 連結--> | |
| <!--該Html 引用<script type="text/javascript" src="http://html2canvas.hertzen.com/build/html2canvas.js"></script>--> | |
| <!--Ext.getCmp('wincv-1110').el.dom ,即是該html的DOM--> | |
| <!--參考 html2canvas : http://html2canvas.hertzen.com/--> | |
| <script type="text/javascript" src="http://html2canvas.hertzen.com/build/html2canvas.js"></script> | |
| <script> | |
| html2canvas(Ext.getCmp('wincv-1110').el.dom,{onrendered:function(canvas){ | |
| var baseURL = canvas.toDataURL("img/png"); | |
| console.log(baseURL); | |
| }}); |
tingwei628
/ gist:aec48c3ade0327ebf240
Last active
November 30, 2015 03:40
[Bootstrap-table][JavaScript]利用Bootstrap-Table 配合後端作分頁(With server-side pagination) 並下OData參數
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| /* | |
| Bootstrap-Table: http://bootstrap-table.wenzhixin.net.cn/documentation/ | |
| 練習下OData參數，從後端分頁GET資料 | |
| */ | |
| $('#table').bootstrapTable({ | |
| url: '',//api | |
| cache: false, | |
| contentType: 'application/json', | |
| pageNumber: 1, // 起始第1頁 |
tingwei628
/ gist:48081b991f0658ae59c5
Last active
September 15, 2016 08:35
[ReactJS][Redux]動態增加/刪除陣列內元素
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| /* | |
| reducer 寫法參考:https://github.com/rackt/redux/blob/master/examples/todos-with-undo/reducers.js | |
| 說明: Redux負責儲存 陣列狀態 | |
| 用Immutable方式 | |
| 意思是"不要汙染(改變)原本在reducer的舊的state | |
| 而是創造一個全新的state回傳, 且舊的state不影響 | |
| 另外，注意刪減時, Rowt 要有key值 | |
| */ | |
| //這是一個 叫做clickAction的Reducer | |
| //初始狀態是state={'rows':[(Rowt)]}; Rowt 是html tag |
tingwei628
/ inlinestyle.js
Last active
December 15, 2015 07:47
[JavaScript] function converts to inline style when using JSX
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| /* | |
| React style={{marginRight: spacing + 'em'}} when using JSX | |
| Therefore, it can help you with routine work .... | |
| For example, | |
| var x ="border-top-width: 1px; border-bottom-width: 1px; border-left-width: 1px; width: 150px; right: auto; left: 725px; top: 0px; margin: 0px;" | |
| inlinestyle(x) | |
| //output=> {{borderTopWidth:'1px', BorderbottomWidth:'1px', borderLeftWidth:'1px', width:'150px', right:'auto', left:'725px', top:'0px', margin:'0px'}} | |
| */ | |
| function inlinestyle(x){ |
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