C#初级代码解析大全

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1、privatevoidbuttonl_C1ick(objectsender,Event/rgse){radioButtonl・Checked二false;radioButton2.Checked=false;radioButton1.Enabled=true;radioButton2.Enabled=true;Randomrn=newRandom();textBoxl.Text二rn.Next(1,100).ToStringO;textBox2.Text=rn.Next(1,100).ToStringO;textBox3.Text=rn.Next(1,200).ToS

2、tringO;textBox4.Text="”；privatevoidradioButtonlCheckedChanged(objectsender,EventArgse){inta=int・Parse(lexlBox1.Text);intb二int.Parse(textBox2.Text);intc=int・Parse(textBox3.Text);intm=a+b;if(m==c){textBoxd.Text="判断正确！”；}elsetextBoxd.Text="判断错误!";privatevoidradioButton2_CheckedChcinged(obje

3、ctsender,EventArgse)inta=int・Parse(textBox1.Text);intb二int.Parse(tcxtBox2.Text);intc二int・Parse(textBox3.Text);intn=a+b;if(n==c){textBoxd.Text="判断错误!";}else{textBox4.Text="判断正确!”;}privatevoidbuttonl^Click(objectsender,EventArgse){inta=int・Parse(textBox1.Text);intb二int.Parse(textBox2.Text)

4、;if(radioButtonl・Checked)label3.Text="两个数的和为:"+(a+b);if(radioButton2.Checked)label3.Text="两个数的差为+(a-b);if(radioButton3・Checked)label3.Text="两个数的积为:"+(a*b);if(radioButton4.Checked)if(b=0){MessageBox.Show("0不能做除数！”);}else{doubleresult=a/b;label3.Text="整数a除以整数b的商为:"+result;}privatevoidbutto

5、n2_Click(objectsender,EventArgse){radioButton1・Checked=false;radioButton2.Cheeked二false;radioButton3.Checked二false;radioButton4・Checked=false;textBox1.Text=;textBox2.Text=label3.Text="”；}{inta=int・Parse(textBox1.Text):intb=int

6、3:case4:case5:if(b>=20){cutRate=・3;textBox3.Text="优惠率:"+cutRate.ToStringO;}else{cutRate二・2;textBox3.Text二"优惠率："+cutRcite.ToStringO:}break;case6:cutRate二・1;textBox3.Text二"优惠率："+cutRate.ToStringO；break;case7:case8:case9:if(b>=20){cutRate=・15;textBox3.Text="优惠率："+cutRate.ToStringO;}cutRate=

7、.05;textBox3.Text="优惠率："+cutRate.ToStringO;}break;case10:case11:if(b>=20)cutRate二・3;textBox3.Text="优惠率:"+cutRate.ToStringO;}else{cutRate二・2;textBox3.Text="优惠率:"+cutRate.ToStringO；}break;case12:cutRate二・1;textBox3.Text="优惠率:"+cutRate.ToStringO；break;default:lessageBox.Sho