CSS? ???? ???? ??? ??
??? ??? CSS? ???? ? ???? ???? ???? ?? ??? ????. CSS? ?? ??? ?? ? ?? ??? ????? ??? ??? ??? ??? ?????.
??? ??? ???? "OwnerJoe" ???? ?? ???? "Joe's Task:,"? ????? ???. ?? ????. ?????? CSS? :before ?? ??? ???? ?????.
CSS :before
:before ?? ??? ???? ??? ??? ? ????. ???? ??? ?? ?? ???? ?????. ??? ?? ?? CSS? ??? ? ????.
.OwnerJoe:before {
content: "Joe's Task: ";
}
? ??? "OwnerJoe" ???? ?? ?? ?? "Joe's Task: "?? ???? ????? ????? ?????.
??: jQuery? ?? JavaScript ??
CSS? ???? ?? : ???? ???? ??? ?? ??????? ???? ?? ? ????. ? ?? ???? ?? JavaScript? ???? ???? ??? ?? ????. ??? jQuery? ??? ????.
$('.OwnerJoe').each(function() {
$(this).before($('<span>').text("Joe's Task: "));
});
? ??? "OwnerJoe" ???? ?? ?? ?? "Joe's Task: "?? ???? ?? ??.
????? CSS? JavaScript ??? ??? ???? ?? ?? ??? ?? ???? ?? ??? ?? ?????. CSS :before? ? ??? ???? ???? ?? JavaScript? ? ?? ???? ???? ? ???? ?????.
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???, cssdoesnothavetobeInlowercase. ???, lowercaseisRecomedended for : 1) ??? ? ??, 2) ??? ?? rorsinerrorsinerrorsIngerRorsIngerRorsInteChnologies, 3) ??? ?? ??, ? 4) ?? ? ???? ????.
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cssselectorsandpropertynamesarecase-inensensitive, whilevaluescanbecase-sensitivendependingOntext.1) selectorsike'div'and'div'areequivalent.2) propertiessuchas'background'and'background-color'AretreatedThesame.3) ValueLikecolornames-insens
