![javascript - Why window.scrollY + element.getBoundingClientRect().top is not equal to element.offsetTop? - Stack Overflow javascript - Why window.scrollY + element.getBoundingClientRect().top is not equal to element.offsetTop? - Stack Overflow](https://i.stack.imgur.com/9WP3O.png)
javascript - Why window.scrollY + element.getBoundingClientRect().top is not equal to element.offsetTop? - Stack Overflow
![Find the character position using javaScript: FAST, BIG pages, ALL browsers, NO preprocessing. | Software Salad Find the character position using javaScript: FAST, BIG pages, ALL browsers, NO preprocessing. | Software Salad](https://brooknovak.files.wordpress.com/2013/06/figure37.png)
Find the character position using javaScript: FAST, BIG pages, ALL browsers, NO preprocessing. | Software Salad
![html - How to position the Popup window so that the Top= Top of the text & Left= left of the text + length of the text in Javascript? - Stack Overflow html - How to position the Popup window so that the Top= Top of the text & Left= left of the text + length of the text in Javascript? - Stack Overflow](https://i.stack.imgur.com/g7xjZ.png)
html - How to position the Popup window so that the Top= Top of the text & Left= left of the text + length of the text in Javascript? - Stack Overflow
![javascript - Can't get scroll position using `window.scrollY` or `window.pageYOffset` - Stack Overflow javascript - Can't get scroll position using `window.scrollY` or `window.pageYOffset` - Stack Overflow](https://i.stack.imgur.com/KqFXK.png)