C#实现计算器（winform 计算器）

本文实例为大家分享winform版计算器的具体实现方法，供大家参考，具体内容如下

前台页面设计

后台代码实现

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 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 using system; using system.collections.generic; using system.componentmodel; using system.data; using system.drawing; using system.linq; using system.text; using system.windows.forms; namespace 计算器 { public partial class form1 : form { double c, d; string m; public form1() { initializecomponent(); } private void button2_click(object sender, eventargs e) { } private void button8_click(object sender, eventargs e) { textbox1.text += button8.text; } private void button1_click(object sender, eventargs e) { textbox1.text += button1.text; } private void button2_click_1(object sender, eventargs e) { textbox1.text += button2.text; } private void button3_click(object sender, eventargs e) { textbox1.text += button3.text; } private void button4_click(object sender, eventargs e) { textbox1.text += button4.text; } private void button5_click(object sender, eventargs e) { textbox1.text += button5.text; } private void button6_click(object sender, eventargs e) { textbox1.text += button6.text; } private void button7_click(object sender, eventargs e) { textbox1.text += button7.text; } private void button9_click(object sender, eventargs e) { textbox1.text += button9.text; } private void button10_click(object sender, eventargs e) { textbox1.text += button10.text; } private void button15_click(object sender, eventargs e) { d= convert.todouble(textbox1.text); switch (m) { case("+"): textbox1.text = convert.tostring(c+d); break; case ("-"): textbox1.text = convert.tostring(c-d); break; case ("*"): textbox1.text = convert.tostring(c * d); break; case ("/"): textbox1.text = convert.tostring(c/d); break; } } private void button11_click(object sender, eventargs e) { c = convert.todouble(textbox1.text); textbox1.text = ""; m = button11.text; } private void button12_click(object sender, eventargs e) { c = convert.todouble(textbox1.text); textbox1.text = ""; m = button12.text; } private void button13_click(object sender, eventargs e) { c= convert.todouble(textbox1.text); textbox1.text = ""; m = button13.text; } private void button14_click(object sender, eventargs e) { c = convert.todouble(textbox1.text); textbox1.text = ""; m = button14.text; } private void button16_click(object sender, eventargs e) { textbox1.text = ""; } } }