EditText定位光标到特定字符以及复制的实现

EditText editText = (EditText) findViewById(R.id.textId);
editText.setText("EditText component");
editText.setSelection(3);

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2.

ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);

clipboard.setText("Text to copy");

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String data = clipboard.getText();

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boolean isData = clipboard.hasText();