Read contents of textbox as string and pass it to another textbox as string

[topten2016]

Hello
I have created a winform with 2 textboxes. I need to read the data from first textbox as a string and then pass this data to another textbox as a string. How can I do it?

Here is the code of .h file

#pragma once


namespace Forma {

    using namespace System;
    using namespace System::ComponentModel;
    using namespace System::Collections;
    using namespace System::Windows::Forms;
    using namespace System::Data;
    using namespace System::Drawing;

    /// <summary>
    /// 
    /// </summary>
    public ref class MyForm : public System::Windows::Forms::Form
    {
    public:
        MyForm(void)
        {
            InitializeComponent();
            //
            
            //
        }

    protected:
        /// <summary>
        ///
        /// </summary>
        ~MyForm()
        {
            if (components)
            {
                delete components;
            }
        }
    private: System::Windows::Forms::Button^  button1;
    private: System::Windows::Forms::Label^  label1;
    private: System::Windows::Forms::TextBox^  num1;
    private: System::Windows::Forms::TextBox^  num2;


    private: System::Windows::Forms::Label^  label2;
    private: System::Windows::Forms::Label^  label3;




    private: System::ComponentModel::IContainer^  components;
    protected:

    private:
        /// <summary>
        /// 
        /// </summary>


#pragma region Windows Form Designer generated code
        /// <summary>
        
        /// </summary>
        void InitializeComponent(void)
        {
            this->button1 = (gcnew System::Windows::Forms::Button());
            this->label1 = (gcnew System::Windows::Forms::Label());
            this->num1 = (gcnew System::Windows::Forms::TextBox());
            this->num2 = (gcnew System::Windows::Forms::TextBox());
            this->label2 = (gcnew System::Windows::Forms::Label());
            this->label3 = (gcnew System::Windows::Forms::Label());
            this->SuspendLayout();
            // 
            // button1
            // 
            this->button1->Location = System::Drawing::Point(101, 216);
            this->button1->Name = L"button1";
            this->button1->Size = System::Drawing::Size(107, 41);
            this->button1->TabIndex = 0;
            this->button1->Text = L"start";
            this->button1->UseVisualStyleBackColor = true;
            this->button1->Click += gcnew System::EventHandler(this, &MyForm::button1_Click);
            // 
            // label1
            // 
            this->label1->AutoSize = true;
            this->label1->Location = System::Drawing::Point(98, 9);
            this->label1->Name = L"label1";
            this->label1->Size = System::Drawing::Size(81, 13);
            this->label1->TabIndex = 1;
            this->label1->Text = L"Simple Example";
            this->label1->Click += gcnew System::EventHandler(this, &MyForm::label1_Click);
            // 
            // num1
            // 
            this->num1->Location = System::Drawing::Point(101, 68);
            this->num1->Name = L"num1";
            this->num1->Size = System::Drawing::Size(141, 20);
            this->num1->TabIndex = 2;
            this->num1->TextChanged += gcnew System::EventHandler(this, &MyForm::textBox1_TextChanged);
            // 
            // num2
            // 
            this->num2->Location = System::Drawing::Point(65, 130);
            this->num2->Name = L"num2";
            this->num2->Size = System::Drawing::Size(177, 20);
            this->num2->TabIndex = 3;
            // 
            // label2
            // 
            this->label2->AutoSize = true;
            this->label2->Location = System::Drawing::Point(22, 71);
            this->label2->Name = L"label2";
            this->label2->Size = System::Drawing::Size(54, 13);
            this->label2->TabIndex = 4;
            this->label2->Text = L"input data";
            // 
            // label3
            // 
            this->label3->AutoSize = true;
            this->label3->Location = System::Drawing::Point(22, 133);
            this->label3->Name = L"label3";
            this->label3->Size = System::Drawing::Size(41, 13);
            this->label3->TabIndex = 5;
            this->label3->Text = L"answer";
            // 
            // MyForm
            // 
            this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
            this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
            this->ClientSize = System::Drawing::Size(311, 284);
            this->Controls->Add(this->label3);
            this->Controls->Add(this->label2);
            this->Controls->Add(this->num2);
            this->Controls->Add(this->num1);
            this->Controls->Add(this->label1);
            this->Controls->Add(this->button1);
            this->MaximizeBox = false;
            this->Name = L"MyForm";
            this->Text = L"Myform";
            this->Load += gcnew System::EventHandler(this, &MyForm::MyForm_Load);
            this->ResumeLayout(false);
            this->PerformLayout();

        }
#pragma endregion
    private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
    

    }
    private: System::Void MyForm_Load(System::Object^  sender, System::EventArgs^  e) {
    }
    private: System::Void label1_Click(System::Object^  sender, System::EventArgs^  e) {
    }
    private: System::Void textBox1_TextChanged(System::Object^  sender, System::EventArgs^  e) {
    }
    };
}

[kmdv]

Hello
I have created a winform with 2 textboxes. I need to read the data from first textbox as a string and then pass this data to another textbox as a string. How can I do it?

First of all, you use C++/CLI, not C++.
Just do a simple assignment:

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
    num1->Text = num2->Text;
}