Ta EditTextArea

// Create the text area
JTextArea ta = new JTextArea("Initial Text");

// Insert some text at the beginning
int pos = 0;
ta.insert("some text", pos);

// Insert some text after the 5th character
pos = 5;
ta.insert("some text", pos);

// Append some text
ta.append("some text");

// Replace the first 3 characters with some text
int start = 0;
int end = 3;
ta.replaceRange("new text", start, end);

// Delete the first 5 characters
start = 0;
end = 5;
ta.replaceRange(null, start, end);

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