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NSPredicate Demo

NSPredicate Demo

作者: punisher | 来源:发表于2015-09-15 16:38 被阅读98次

import <Foundation/Foundation.h>

int main(int argc, const char * argv[]) {
@autoreleasepool {

    NSMutableArray *array =[NSMutableArray arrayWithObjects:@"Bill",@"Ben",@"Chris",@"Melissa",nil];
    NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF beginswith[c] 'C'"];
    //SELF contains[c] 'C'
    
    NSArray *arrayB = [array filteredArrayUsingPredicate:predicate];
    
    //NSLog(@"%ud",[arrayB count]);
    
    for (int i=0;i<arrayB.count;i++){
        NSLog(@"%@",[arrayB objectAtIndex:i]);
    }
    
    // insert code here...
    NSLog(@"Hello, World!");
}
return 0;

}

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