JavaScript method to obtain selected text content_javascript skills

There are following implementation methods:
In Firefox, Google Chrome, Safari, Opera: you can use window.getSelection() (refer to MDC)
In IE, you can use document.selection.createRange().text (refer to MSDN)
Note: The code that puts the two together:

Copy the code The code is as follows:

function getSelectionText() {
if(window.getSelection) {
return window.getSelection().toString();
} else if(document.selection && document.selection.createRange) {
return document.selection.createRange().text;
}
return '';
}