src/main/java/com/github/moneytostr/MoneyToStrApp.java
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
        StringSelection ss = new StringSelection(jTextArea1.getText());
        Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss, null);
    }
private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
        StringSelection ss = new StringSelection(jTextArea1.getText());
        Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss, null);
    }
GEN-LAST:event_jComboBox3ActionPerformed