import <UIKit/UIKit.h>@interface CjTextView : UITextView@endimport "CjTextView.h"@interface CjTextView ()@property (nonatomic, copy ) NSString myText;@property (nonatomic, assign) NSRange urlTange;@property (nonatomic, copy ) NSString url;@end@implementation CjTextView-(instancetype)initWithFrame:(CGRect)frame{if (self = [super initWithFrame:frame]) {}return self;}// 重寫了text的set 方法-(void)setText:(NSString * )text{self.myText = text;[self.textStorage setAttributedString:[[NSAttributedString alloc]initWithString:text]];NSRange range = NSMakeRange(0, self.myText.length);[self.textStorage addAttribute:NSFontAttributeName value:[UIFont systemFontOfSize:20] range:range];在這個方法中可以改變網(wǎng)址的顏色字體大小等屬性。[self doing];}-(void)layoutSubviews{[super layoutSubviews];self.textContainer.size = self.bounds.size;}-(void)touchesBegan:(NSSet<UITouch *> )touches withEvent:(UIEvent )event{CGPoint point = [[touches anyObject] locationInView:self];NSRange range =self.urlTange;self.selectedRange = range;NSArray array = [self selectionRectsForRange:self.selectedTextRange];for (UITextSelectionRect obj in array) {if (CGRectContainsPoint(obj.rect, point)) {NSLog(@"你點擊了網(wǎng)址%@",_url);}}}-(void) doing {NSDataDetector * dataDetector = [NSDataDetector dataDetectorWithTypes:NSTextCheckingAllTypes error:nil];NSArray res= [dataDetector matchesInString:self.textStorage.string options:NSMatchingReportProgress range:NSMakeRange(0, self.textStorage.string.length)];for (NSTextCheckingResultresult in res) {self.urlTange = result.range;NSString str = [self.textStorage.string substringWithRange:result.range];self.url = str;NSMutableAttributedString *att= [[NSMutableAttributedString alloc]initWithString:str];[att addAttribute:NSForegroundColorAttributeName value:[UIColor blueColor] range:NSMakeRange(0, str.length)];[att addAttribute:NSFontAttributeName value:[UIFont systemFontOfSize:20] range:NSMakeRange(0, str.length)];[self.textStorage replaceCharactersInRange:result.range withAttributedString:att];}}@end

include "CjTextView.h"@interface ViewController ()@end@implementation ViewController(void)viewDidLoad {[super viewDidLoad];CjTextView *label = [[CjTextView alloc]init];

label.editable = NO;label.text = @"123發(fā)送的股份大概放到放到地方多福多壽http://baidu.comuiiyiroiqiotioq" ;label.backgroundColor = [UIColor yellowColor];label.frame = CGRectMake(100, 100, 202, 200);;[self.view addSubview: label];}