Working With Strings

  URL Encode A String NSString *UrlEncodedString = MyStringToEncode stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding];      

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Displaying Values In Strings

Boolean [NSString stringWithFormat:@”The value is: %d”, MyBool] Char [NSString stringWithFormat:@”The value is: %c”, MyChar] Decimal [NSString stringWithFormat:@”The value is: %d”, MyInt] [NSString stringWithFormat:@”The value is: %06d”, MyInt] //Display as 6 digits with leading zeros as necessary Unsigned Long [NSString stringWithFormat:@”The value is: %lu”, MyUnsignedLong] Long [NSString stringWithFormat:@”The value is: %ld”, MyLong] Long Long [NSString stringWithFormat:@”The […]

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Using NSMutableString

Mutable vs. Immutable Strings NSMutableString – Should be used when you are physically changing the value of an existing string, without completely discarding the old value (i.e. adding a character to the beginning or end, modifying a character in the middle etc). NSString – Can never be changed after it has been created, only overwritten […]

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Using NSString

Mutable vs. Immutable Strings NSMutableString – Should be used when you are physically changing the value of an existing string, without completely discarding the old value (i.e. adding a character to the beginning or end, modifying a character in the middle etc). NSString – Can never be changed after it has been created, only overwritten […]

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