isCaseInsensitiveContainsAny static method
Checks if a contains b or b contains a (Treating or interpreting upper- and lowercase letters as being the same). 检查a中是否包含b或b中是否包含a(将大小写字母视为相同)。
Implementation
static bool isCaseInsensitiveContainsAny(String a, String b) {
String lowA = a.toLowerCase();
String lowB = b.toLowerCase();
return lowA.contains(lowB) || lowB.contains(lowA);
}