郭俞汝CSS動畫animation

python程式碼 from tkinter import * #或者import tkinter as tk import math tk = Tk() #建構視窗名為tk tk.geometry('1200x400')#視窗 寬1200像素 tk.title("郭俞汝python tkinter三角函數") canvas = Canvas(tk, width=1200, height=400, bg='black') canvas.grid(row=0,column=0,padx=5,pady=5,columnspan=3) delay=2# milliseconds, 1/1000秒 x1,y1,z1=0,200,10#python特徵,多變數=對等值 h=190 #上下範圍,相當於數學的1到-1 L1=canvas.create_line(0,200,1200,200,fill='white',width=5) def YUUUU(): global x1, y1, z1#gLobel全球,Local當地 x2 = x1 + 1 #換到下一個+1 y2=200 - h*math.sin(0.02*x2) z2=200 - h*math.cos(0.02*x2) L1=canvas.create_line(x1,y1,x2,y2,fill='pink',width=10) L2=canvas.create_line(x1,z1,x2,z2,fill='white',width=10) if (x2

embed遷入(bed床,放入床上,嵌入鑽戒) 影片重點 Let's develo; brains. 作文,在捷運上讓座let給老弱婦孺 yield(投降,收益) YTM=Yield to Maturity=到期收益率 nominal yield=coupon rate=票面利率 利用python編輯edit建立create word 檔案 Process 處理....procedure程序 SOP python命令,給文件新增加一個段落 document.add_paragraph('文字內容',格式) 網頁javascript命令 document.create_element('P'); 維基百科python了解 Python was conceived in the late 1980s [ 42 ]  by Guido van Rossum at  Centrum Wiskunde & Informatica  (CWI) in the  Netherlands ; it was conceived as a successor to the  ABC  programming language, which was inspired by  SETL , [ 43 ]  capable of  exception handling  and interfacing with the  Amoeba  operating system. [ 12 ]  Python implementation began in December 1989. [ 44 ]  Van Rossum assumed sole responsibility for the project, as the lead developer, until 12 July 2018, when he announced his "permanent vacation" from responsibilities as Python's " benevolent dictator for life " (BDFL); this ...

物件導向設計OOP=Object-Oriented Programming 主詞subject受詞object東方的oriental id=identity,身分證id card, division區塊,段落 郭俞汝執行 函數名稱()將要用的程式碼用curly braces圍住。  JAVASCRIPT的字典 dict =new Map([["2303","聯電"],["2330","台積電"],["2880","華南金"],['AAPL','蘋果公司'],['C','花旗銀行'],['T','美國電話電報']]);//宣告配對(字典)   PYTHON的字典 dict ={"2303":"聯電","2330":"台積電","2880":"華南金",'AAPL':'蘋果公司','C':'花旗銀行','T','美國電話電報'}

物件導向設計OOP=Object-Oriented Programming 主詞subject受詞object東方的oriental id=identity,身分證id card, division區塊,段落 .方法get()是取得對應的值，功能同字典 dict.get(s1.code)從dict字典取得索引為s1.code的值 郭俞汝以上的程式碼 <h1>物件導向設計OOP=Object-Oriented Programming</h1> 主詞object東方的oriental <p id="cat"></p> <p id="dog"></p> <p>id=identity,身分證id card, division區塊,段落</p> <script> dict =new Map([["2303","聯電"],["2330","台積電"],["2880","華南金"]]);//宣告配對(字典) class Stock{      //宣告類別   constructor(code, shares, price){//建構子constructor     this.code = code;     this.shares = shares;     this.price = price;} } s1 = new Stock("2330", 100, 1000); //建構子Stock建構s1 s2 = new Stock("2880", 1000, 30); //建構子Stock建構s2 st = s1.code+' 股數 '+s1.shares.toString()+'<BR>'+s2.code.toString()+' 股數 '+s2.shares; document.getElementById('cat').innerHTML = st;   st =dict.get(...

python命令command='執行的程式' Javascript ONCLICK='執行的程式()'ONCLICK按下滑鼠的事件on click按下 郭俞汝增加 郭俞汝銀行 刪除串列的最後一個元素 心得與期中考重點 &LT;DIV STYLE="WIDTH: 200PX; HEIGHT 60PX; BACKGROUND: PINK;"&GT;&LT;/DIV&GT; 沒必要如此做程式就可以執行,方便在未來maintain後來的python庫格與跳行都是命。跳行行就是取代;號,用相同的空格數(縮排一起)就{}

#郭俞汝 python註解comment使用# '''前後用三個引號可以單引,也可以雙引 ''' from tkinter import * #從函式庫 tkinter 輸入所有 * 方法 banks=['摩根大通'] def ABC(): #畫圖 define自訂函數 global b1 #宣告b1是廣域GLOBAL變數,其他函數也可使用 txt = '' for i in range(len(banks)): txt += banks[i] + ' ' b1=Label(canvas,text=txt,font='Arial 20 bold') b1.pack(side=TOP) def XYZ(): #清除視窗的all所有canvas圖 banks.append(bank.get()) ABC()#結束XYZ之前給它顯示 def kill(): banks.pop()#移除串列banks元素 ABC()#執行自訂函數(寫在前面 tk = Tk()#建構TK global bank#宣告廣域變數bank bank = StringVar(tk)#bank視窗tk變數 tk.title("郭俞汝python建立tkinter視窗使用者介面") #也可以定義視窗名為 window, root課本都如此習慣 canvas = Canvas(tk, width=400, height=400) canvas.pack() btn1 = Button(tk, text="列出銀行", command = ABC, bg='black',fg='white').pack(side=LEFT) btn2 = Button(tk, text="增加", command = XYZ, fg='blue').pack(side=LEFT) btn3 = Button(tk, text="刪除", command = k...

Tkinter是Tk GUI工具包的Python繫結包。它是Tk GUI工具包的標準Python介面[3]，並且是Python的業界標準GUI工具包。[4]Tkinter同時也包含在Python的Linux、Microsoft Windows和Mac OS X標準庫中。Tkinter的名字來自Tk interface 原始程式碼 from tkinter import * #從函式庫 tkinter 輸入所有 * 方法 banks=['郭俞汝','摩根大通','美國銀行','中國工商','富國銀行','匯豐銀行','巴黎銀行'] def ABC(): #畫圖 define自訂函數 global b1 #宣告b1是廣域GLOBAL變數,其他函數也可使用 txt = '' for i in range(len(banks)): txt += banks[i] + ' ' b1=Label(canvas,text=txt,font='Arial 20 bold') b1.pack(side=TOP) def XYZ(): #清除視窗的all所有canvas圖 banks.append('三菱銀行') banks.append('台灣銀行') ABC()#結束XYZ之前給它顯示 def kill(): b1.pack_forget() tk = Tk() tk.title("郭俞汝python建立tkinter視窗使用者介面") #也可以定義視窗名為 window, root課本都如此習慣 canvas = Canvas(tk, width=400, height=400) canvas.pack() btn1 = Button(tk, text="賴青德銀行", command = ABC, bg='black',fg='white').pack(side=LEFT) bt...