checkIsUrl function
Implementation
bool checkIsUrl(String text) {
final urlRegex = RegExp(
r'https?:\/\/(www\\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&/=]*)',
caseSensitive: false);
final matchRet = urlRegex.allMatches(text);
for (final match in matchRet) {
final content = match.group(0);
if (content != null) {
// 存在匹配的字符串
return true;
}
}
return false;
}