/**
	 * Returns the subscript expression, or <code>null</code>. Consider using {@link #getArgument()}.
	 * @deprecated Replaced by {@link #getArgument()}
	 */
/**
	 * Returns the subscript expression, or <code>null</code>. Consider using {@link #getArgument()}.
	 * @deprecated Replaced by {@link #getArgument()}
	 */ | IASTArraySubscriptExpression.java