How to get result of console.trace() as string in javascript with chrome or firefox?

Question

console.trace() outputs its result on console.
I want to get the results as string and save them to a file.

I don\'t define names for functions and

Answer 1

This is only a minor enhancement to Konstantin's excellent code. It cuts a bit on the expense of throwing-catching and just instantiates the Error stack:

function getStackTrace () {
    let stack = new Error().stack || '';
    stack = stack.split('\n').map(function (line) { return line.trim(); });
    return stack.splice(stack[0] == 'Error' ? 2 : 1);
}

I usually want a specific level of stack trace (for my custom logger) so this is also possible when calling:

getStackTrace()[2]; // get stack trace info 2 levels-deep