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並前往https://www.demo2s.com/javascript/javascript-dom-selection-getselection-without-alt-attribute-and-script.html

Javascript DOM Selection getSelection without alt attribute ...

getSelection(), rangeCount = sel.rangeCount; if (rangeCount) { for (var i = 0, rangeTexts = []; i < rangeCount; ++i) { rangeTexts.push("" + sel.

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