print u"\u001b[30;1m A \u001b[31;1m B \u001b[32;1m C \u001b[33;1m D \u001b[0m"
is executable code.，推荐阅读新收录的资料获取更多信息
This made me curious about how often programmers are confused about this. For anchors, this question can be answered by looking for regexes that unnecessarily use anchors to match entire strings in pattern attributes. This is a question that can be answered with, drumroll, a regular expression! Well, assuming we ignore escaping. If the regex matches the regex /^\^.*\$$/ it's a sure sign that the author wanted to be extra careful, didn't know about the semantics of the attribute, or were reusing code from the back-end for front-end validation.，推荐阅读PDF资料获取更多信息
Дания захотела отказать в убежище украинцам призывного возраста09:44
Владислав Уткин