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Error: (+) Java: The diamond operator is not supported in-source 1.5 (please use-source 7 or later to enable the diamond operator)

Source: Internet
Author: User
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Problem: Mainly because the JDK version is different

Solve:

Method one:list<string> list=new arraylist<stirng> ();

Method Two: Reinstall the version of JDK8 (install and configure environment variables)

File->project structure->modules->language level is selected as version 7, mainly because the JDK version does not support

The following problem occurs after the modification

Problem:

Solve:

Results:

Error: (+) Java: The diamond operator is not supported in-source 1.5 (please use-source 7 or later to enable the diamond operator)

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Related Keywords:
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