https://community.qlik.com/t5/Talend-Studio/unable-to-use-String-join-function/m-p/2326568#M96040 String.join required Java 8.<BR />Which version of Java are you using with Talend? Wed, 18 May 2016 13:55:06 GMT Anonymous 2016-05-18T13:55:06Z https://community.qlik.com/t5/Talend-Studio/unable-to-use-String-join-function/m-p/2326567#M96039 I am unable to use java function String.join in talend.&nbsp; <BR />For ex - I am trying to run the below code :&nbsp; <BR />String.join("","123456".split("123456".substring(3, 5))); <BR />It is working perfectly on Java and giving O/P as 1236 (which is as expected); however when i am trying to do the same in talend, it is showing an error "The method join(String, String[]) is undefined for type String)" Sat, 16 Nov 2024 10:38:12 GMT https://community.qlik.com/t5/Talend-Studio/unable-to-use-String-join-function/m-p/2326567#M96039 Anonymous 2024-11-16T10:38:12Z https://community.qlik.com/t5/Talend-Studio/unable-to-use-String-join-function/m-p/2326568#M96040 String.join required Java 8.<BR />Which version of Java are you using with Talend? Wed, 18 May 2016 13:55:06 GMT https://community.qlik.com/t5/Talend-Studio/unable-to-use-String-join-function/m-p/2326568#M96040 Anonymous 2016-05-18T13:55:06Z