var content = 'baidu.com红红火火恍恍惚惚或或或或或';
RegExp exp = RegExp(
r'(?:(?:https?|ftp)://)?[A-Za-z0-9+&@#/%?=:.-]+.[A-Za-z0-9+&@#/%?=:-]+');
Iterable<RegExpMatch> matches = exp.allMatches(content);
for (var match in matches) {
String c = content.substring(match.start, match.end);
if (exp.hasMatch(c)) {
print('存在网址$c');
}
}
RegExp emojRegexp = RegExp(
"[^\u0020-\u007E\u00A0-\u00BE\u2E80-\uA4CF\uF900-\uFAFF\uFE30-\uFE4F\uFF00-\uFFEF\u0080-\u009F\u2000-\u201f\r\n]");
Iterable<RegExpMatch> matches = emojRegexp.allMatches(content);
for (var match in matches) {
String c = content.substring(match.start, match.end);
if (exp.hasMatch(c)) {
print('存在表情');
}
}
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