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The difference between string STR and new string
2022-07-05 00:28:00 【ZZYSY~】
String str = “test”
First, check whether there is... In the string constant pool "test" This object
- without , Create a “test” In the string constant pool , And then let str Point to... In the string constant pool "test"
- If there is , Directly to str Point to this... That already exists in the string constant pool "test"
String str = new String(“test”)
First, check whether there is... In the string constant pool "test" This object
- without , Create a “test” In the string constant pool , Then create... In the heap “test” object , Let the "test" Object points to "test" object , Finally let str Point to... In the pile "test" object
- If there is , Create... In the heap “test” object , Let the "test" The object points to... That already exists in the constant pool "test" object , Finally let str Point to... In the pile "test" object
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