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map & forEach

let logs = `2018-05-23 20:24:09,876 [Timer-2] ERROR org.gil.sydb.server.table.sync.LocalSynchronizer [] - Fetch Error Sync List Failure
java.sql.SQLException: Cannot create PoolableConnectionFactory (Could not create connection to database server. Attempted reconnect 3 times. Giving up.)
	at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2294)
`;

// let logs = json.data;

logs = logs.replace(/\t/ig, ``).split(`
`);
logs.forEach(item => item.trim());
// copy(logs);


logs.forEach(
    item => {
        console.log(`item =`, item);
        console.log(`item.trim() =`, item.trim());
        return item.trim();
    }
);


logs = logs.map(
    item => {
        console.log(`item =`, item);
        console.log(`item.trim() =`, item.trim());
        return item.trim();
    }
);

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