Share a big cow's artificial intelligence tutorial. Zero-based! Easy to understand! Funny and humorous! Hope you join the artificial intelligence team too! Please click http://www.captainbed.net
== is a comparison operator, basic data types compare values, and reference data types compare address values (that is, whether it is a reference to the same object).
equals() is a method that can only be used to compare reference data types. The address value is compared before rewriting, and the object property is generally compared after rewriting.