public PrintStream append(CharSequence charSequence) {if (charSequence == null) {print("null");} else {print(charSequence.toString());}return this;}

public PrintStream append ( CharSequence charSequence ) { if ( charSequence == null ) { print ( "null" ) ; } else { print ( charSequence . toString ( ) ) ; } return this ; }
public virtual java.io.PrintStream append(java.lang.CharSequence charSequence){if (charSequence == null){print("null");}else{print(charSequence.ToString());}return this;}
