Android how to copy text to clipboard

use ClipboardManager

import android.content.ClipboardManager;

copy text:

ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE); 

// ClipData clip = ClipData.newPlainText(label, text);
ClipData clip = ClipData.newPlainText("label", "Text to copy");

clipboard.setPrimaryClip(clip);