How to get substring of NSString

Question

If I want to get a value from the NSString   value hello World value   what should I use   The return value I want is   hello World

User · Answer

Here s a slightly less complicated answer   NSString  myString     abcdefg   NSString  mySmallerString    myString substringToIndex 4     See also substringWithRange and substringFromIndex

User · Answer

Here s a simple function that lets you do what you are looking for   -  NSString   getSubstring  NSString   value betweenString  NSString   separator       NSRange firstInstance    value rangeOfString separator       NSRange secondInstance     value substringFromIndex firstInstance location   firstInstance length  rangeOfString separator       NSRange finalRange   NSMakeRange firstInstance location   separator length  secondInstance location        return  value substringWithRange finalRange       Usage   NSString  myName    self getSubstring   This is my  name   woo    betweenString

User · Answer

Option 1   NSString  haystack     value hello World value   NSString  haystackPrefix     value    NSString  haystackSuffix      value   NSRange needleRange   NSMakeRange haystackPrefix length                                    haystack length - haystackPrefix length - haystackSuffix length   NSString  needle    haystack substringWithRange needleRange   NSLog   needle       needle      - gt   hello World    Option 2   NSRegularExpression  regex    NSRegularExpression regularExpressionWithPattern    value       value   options 0 error nil   NSTextCheckingResult  match    regex firstMatchInString haystack options NSAnchoredSearch range NSMakeRange 0  haystack length    NSRange needleRange    match rangeAtIndex  1   NSString  needle    haystack substringWithRange needleRange     This one might be a bit over the top for your rather trivial case though     Option 3   NSString  needle    haystack componentsSeparatedByString       1     This one creates three temporary strings and an array while splitting     All snippets assume that what s searched for is actually contained in the string

User · Answer

Here is a little combination of  Regexident Option 1 and  Garett answers  to get a powerful string cutter between a prefix and suffix  with MORE   ANDMORE words on it   NSString  haystack     MOREvalue hello World valueANDMORE   NSString  prefix     value    NSString  suffix      value   NSRange prefixRange    haystack rangeOfString prefix   NSRange suffixRange     haystack substringFromIndex prefixRange location prefixRange length  rangeOfString suffix   NSRange needleRange   NSMakeRange prefixRange location prefix length  suffixRange location   NSString  needle    haystack substringWithRange needleRange   NSLog   needle       needle

User · Answer

Use this also  NSString  ChkStr    MyString substringWithRange NSMakeRange 5  26      Note - Your NSMakeRange start  end  should be NSMakeRange start  end- start

[objective-c] How to get substring of NSString?

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