Re: Search multiple / all properties in single NSPredicate statement
Re: Search multiple / all properties in single NSPredicate statement
- Subject: Re: Search multiple / all properties in single NSPredicate statement
- From: Kirk Kerekes <email@hidden>
- Date: Wed, 13 Jan 2010 11:37:30 -0600
Create a property for the target class that concatenates the text value of all the other properties of interest, and then search on that?
On Jan 13, 2010, at 9:46 AM, email@hidden wrote:
> Message: 5
> Date: Tue, 12 Jan 2010 17:10:10 -0800
> From: Mike Chambers <email@hidden>
> Subject: Search multiple / all properties in single NSPredicate
> statement
> To: email@hidden
> Message-ID:
> <email@hidden>
> Content-Type: text/plain; charset=ISO-8859-1
>
> I am using NSPredicate to filter Mutable Arrays of objects. This works
> great. However, I have a need to filter on multi object properties in
> the Array. Basically, a full text search of the object properties.
>
> I know I can do this by creating a compound predicate for each field,
> but I wanted to check and see if there was an easier way to accomplish
> this.
>
> I tried to use a wildcard for the keypath:
>
> [NSPredicate predicateWithFormat@"* == 'foo'];
>
> But, that doesnt work. Looking at the docs, I dont see a way to do
> this, but wanted to ping the list.
>
> So, is there anyway to search multiple / all object fields in a single
> predicate statement?
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