将页面上的选定文本插入textarea(jQuery)

Question

需要将页面上的选定文本插入textarea.必须有一些按钮才能完成.

Answer 1

jQuery(function() {
    // Bind the click handler of some button on your page
    jQuery('#someButton').click(function(evt) {
        // Insert the selected text into a given textarea
        var textarea = jQuery('textarea#someTextArea');
        textarea.val(textarea.val() + getSelectedText());
        evt.preventDefault();
    });
});

// Get user selection text on page
function getSelectedText() {
    if (window.getSelection) {
        return window.getSelection();
    }
    else if (document.selection) {
        return document.selection.createRange().text;
    }
    return '';
}