clearUnrequestedChars function
Implementation
@Deprecated('Use preserveOnlyChars instead (wrong name)')
String clearUnrequestedChars(String string, String validChars,
{String? replacementChar}) {
replacementChar ??= '';
final buffer = StringBuffer();
for (var idx = 0; idx < string.length; idx++) {
if (validChars.contains(string[idx])) {
buffer.write(string[idx]);
} else {
if (replacementChar.isNotEmpty) {
buffer.write(replacementChar);
}
}
}
return buffer.toString();
}