console7.js

 // Other Console commands
        console.group(); // Group all console cmds [ must have ending]
        console.trace(); // Track elements the page currently using
        console.time(); // Check page load time [Must have ending]
        console.timeEnd(); // th ending of console.time()
        console.memory; // check memory usage ( a propery not a function)
        let exist = false; // just a boolean variable
        console.assert(exist, "Not Found ! ");  // if boolean var is false show not found
        console.assert(!exist, " Found ! "); // else sho found
        console.groupEnd(); // the ending of console.group()

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