jquery.caret.min.js

// http://code.accursoft.com/caret - 1.3.3
!function(e){e.fn.caret=function(e){var t=this[0],n="true"===t.contentEditable;if(0==arguments.length){if(window.getSelection){if(n){t.focus();var o=window.getSelection().getRangeAt(0),r=o.cloneRange();return r.selectNodeContents(t),r.setEnd(o.endContainer,o.endOffset),r.toString().length}return t.selectionStart}if(document.selection){if(t.focus(),n){var o=document.selection.createRange(),r=document.body.createTextRange();return r.moveToElementText(t),r.setEndPoint("EndToEnd",o),r.text.length}var e=0,c=t.createTextRange(),r=document.selection.createRange().duplicate(),a=r.getBookmark();for(c.moveToBookmark(a);0!==c.moveStart("character",-1);)e++;return e}return t.selectionStart?t.selectionStart:0}if(-1==e&&(e=this[n?"text":"val"]().length),window.getSelection)n?(t.focus(),window.getSelection().collapse(t.firstChild,e)):t.setSelectionRange(e,e);else if(document.body.createTextRange)if(n){var c=document.body.createTextRange();c.moveToElementText(t),c.moveStart("character",e),c.collapse(!0),c.select()}else{var c=t.createTextRange();c.move("character",e),c.select()}return n||t.focus(),e}}(jQuery);