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  1. Calling toString on a javascript function returns source code

    May 25, 2017 · function.ToString - Returns a string representing the source code of the function. For Function objects, the built-in toString method decompiles the function back into the …

  2. Function.prototype.toString() - JavaScript | MDN - MDN Web Docs

    Apr 3, 2025 · The toString() method of Function instances returns a string representing the source code of this function.

  3. JavaScript Output - W3Schools

    JavaScript does not have any print object or print methods. You cannot access output devices from JavaScript. The only exception is that you can call the window.print() method in the …

  4. How to print in JavaScript - with code examples | sebhastian

    Apr 25, 2022 · Depending on what you want to print and where you run JavaScript code, there are several ways to print in JavaScript. When you want to print the current webpage of your …

  5. JavaScript Page Printing - Online Tutorials Library

    JavaScript helps you to implement this functionality using the print function of window object. The JavaScript print function window.print() prints the current web page when executed. You can …

  6. javascript - Print function code with parameters JS - Stack Overflow

    Dec 15, 2016 · You should use String() to create string from function code. console.log(param); If you want to replace param with your input you can operate on String(f) result as on string. …

  7. html - How does the Javascript print function work? Can I create …

    Apr 2, 2015 · There are three approaches to printing two of which will work. Print the entire window: window.print(); will work. Print only a specific frame: …

  8. Print value returned by a function to screen in javascript

    Mar 23, 2013 · JavaScript: function print(value) { document.getElementById('log').innerHTML += value; }

  9. How to print a javascript function result in HTML

    Mar 1, 2019 · Use document.body.textContent += result to write the result to the page. And you don't need to have a window.onload statement, you just need to the function: document.write …

  10. Javascript: how to print return value of function?

    Feb 18, 2019 · To print the return value of a function, you have to call it first. E.g. var arr = Func1(); arr[3](); –

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