- +(NSString*) cleanPhoneNumber:(NSString*) input
- {
- NSString *output = @"";
- for(int i=0; i<[input length]; i++){
- if(isdigit([input characterAtIndex:i])){
- output= [output stringByAppendingFormat:@"%c",[input characterAtIndex:i]];
- }
- }
- return output;
- }
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How to clean phone number string in Objective C?
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