Method contains

runtime/Java/src/org/antlr/v4/runtime/misc/IntSet.java:137–137

Returns true if the set contains the specified element. @param el The element to check for. @return true if the set contains el; otherwise false.

(int el)

	 * @return {@code true} if the set contains {@code el}; otherwise {@code false}.
	 */
	boolean contains(int el);

	/**
	 * Removes the specified value from the current set. If the current set does