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- /* Find and scrollable full-screen elements and return their actual size
- */
- (function () {
- /* limit the number of elements queried */
- let elem = document.querySelectorAll ('body > div');
- let ret = [];
- for (let i = 0; i < elem.length; i++) {
- let e = elem[i];
- let s = window.getComputedStyle (e);
- if (s.getPropertyValue ('position') == 'fixed' &&
- s.getPropertyValue ('overflow') == 'auto' &&
- s.getPropertyValue ('left') == '0px' &&
- s.getPropertyValue ('right') == '0px' &&
- s.getPropertyValue ('top') == '0px' &&
- s.getPropertyValue ('bottom') == '0px') {
- ret.push (e.scrollHeight);
- }
- }
- return ret; /* immediately return results, for use with Runtime.evaluate() */
- })();
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