binzi98的专栏

NSControl Class 1. Delegate methods - (void)controlTextDidBeginEditing:(NSNotification *)aNotification; - (void)controlTextDidChange:(NSNotification *)aNotification; - (void)controlTextD

-(BOOL)validateEmail:(NSString *)email { NSString *regex = @"^(([^\\(\\)\\,\\;\\:\\s\\@\\\"\\\\]+(\\.[^\\(\\)\\,\\;\\:\\s\\@\\\"\\\\]+)*)|(\\\".+\\\"))@(([0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]

//MyImageView.h #import @interface MyImageView : NSImageView { id myDelegate; } @property(assign)id delegate; - (id)initWithDelegate:(id)delegate; @end @protocol MyImageViewDelegate -(void)mou

-(NSString *)convertHTMLToText:(NSString *)htmlString { NSString *text; if (htmlString && [htmlString length]) { NSAttributedString *attrString; NSData *data = [htmlString dataUsingEncoding: NSUn

在Cocoa中可以使用NSScanner类在文本中进行扫描和查找特定的string和tag之间的内容。 在NSScanner中经常使用到的扫描string的方法有两个： - (BOOL)scanString:(NSString *)string intoString:(NSString **)stringValue 和 - (BOOL)scanUpToString:(NS