开发 ZZDateFormat NSString+NumberSystem.m

ZZFoundation/Classes/BaseTool/ZZDateFormat.h

@@ -0,0 +1,21 @@
+//
+//  ZZDateFormat.h
+//  ZZFoundation
+//
+//  Created by Max on 2021/11/29.
+//
+
+#import <Foundation/Foundation.h>
+
+/// 获取日期格式化对象（yyyy-MM-dd）
+NSDateFormatter * zz_dateFormat_short_prefix();
+
+/// 获取日期格式化对象（HH:ss）
+NSDateFormatter * zz_dateFormat_short_suffix();
+
+
+/// 获取日期格式化对象 （yyyy-MM-dd HH:mm）
+NSDateFormatter * zz_dateFormat_medium();
+
+/// 获取日期格式化对象 （yyyy-MM-dd HH:mm:ss）
+NSDateFormatter * zz_dateFormat_long();

ZZFoundation/Classes/BaseTool/ZZDateFormat.m

@@ -0,0 +1,37 @@
+//
+//  ZZDateFormat.m
+//  ZZFoundation
+//
+//  Created by Max on 2021/11/29.
+//
+
+#import "ZZDateFormat.h"
+
+/// 获取日期格式化对象（yyyy-MM-dd）
+NSDateFormatter * zz_dateFormat_short_prefix(){
+    NSDateFormatter * f = [NSDateFormatter new];
+    f.dateFormat = @"yyyy-MM-dd";
+    return f;
+}
+
+/// 获取日期格式化对象（HH:mm）
+NSDateFormatter * zz_dateFormat_short_suffix(){
+    NSDateFormatter * f = [NSDateFormatter new];
+    f.dateFormat = @"HH:mm";
+    return f;
+}
+
+
+/// 获取日期格式化对象 （yyyy-MM-dd HH:mm）
+NSDateFormatter * zz_dateFormat_medium(){
+    NSDateFormatter * f = [NSDateFormatter new];
+    f.dateFormat = @"yyyy-MM-dd HH:mm";
+    return f;
+};
+
+/// 获取日期格式化对象 （yyyy-MM-dd HH:mm:ss）
+NSDateFormatter * zz_dateFormat_long(){
+    NSDateFormatter * f = [NSDateFormatter new];
+    f.dateFormat = @"yyyy-MM-dd HH:mm:ss";
+    return f;
+};

ZZFoundation/Classes/String/NSString+NumberSystem.h

@@ -0,0 +1,54 @@
+//
+//  NSString+NumberSystem.h
+//  ZZFoundation
+//
+//  Created by Max on 2021/11/23.
+//  进制转换工具类
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface NSString (NumberSystem)
+/**
+ 十进制转换为二进制
+  
+ @param decimal 十进制数
+ @return 二进制数
+ */
++ (NSString *)getBinaryByDecimal:(NSInteger)decimal;
+
+/**
+ 十进制转换十六进制
+  
+ @param decimal 十进制数
+ @return 十六进制数
+ */
++ (NSString *)getHexByDecimal:(NSInteger)decimal;
+
+/**
+ 二进制转换成十六进制
+   
+ @param binary 二进制数
+ @return 十六进制数
+ */
++ (NSString *)getHexByBinary:(NSString *)binary;
+
+/**
+ 十六进制转换为二进制
+   
+ @param hex 十六进制数
+ @return 二进制数
+ */
++ (NSString *)getBinaryByHex:(NSString *)hex;
+
+/**
+ 二进制转换为十进制
+  
+ @param binary 二进制数
+ @return 十进制数
+ */
++ (NSString *)getDecimalByBinary:(NSString *)binary;
+@end
+
+NS_ASSUME_NONNULL_END

ZZFoundation/Classes/String/NSString+NumberSystem.m

@@ -0,0 +1,188 @@
+//
+//  NSString+NumberSystem.m
+//  ZZFoundation
+//
+//  Created by Max on 2021/11/23.
+//
+
+#import "NSString+NumberSystem.h"
+
+@implementation NSString (NumberSystem)
+/**
+ 十进制转换为二进制
+  
+ @param decimal 十进制数
+ @return 二进制数
+ */
++ (NSString *)getBinaryByDecimal:(NSInteger)decimal {
+    
+    NSString *binary = @"";
+    while (decimal) {
+        
+        binary = [[NSString stringWithFormat:@"%ld", decimal % 2] stringByAppendingString:binary];
+        if (decimal / 2 < 1) {
+            
+            break;
+        }
+        decimal = decimal / 2 ;
+    }
+    if (binary.length % 4 != 0) {
+        
+        NSMutableString *mStr = [[NSMutableString alloc]init];;
+        for (int i = 0; i < 4 - binary.length % 4; i++) {
+            
+            [mStr appendString:@"0"];
+        }
+        binary = [mStr stringByAppendingString:binary];
+    }
+    return binary;
+}
+
+/**
+ 十进制转换十六进制
+  
+ @param decimal 十进制数
+ @return 十六进制数
+ */
++ (NSString *)getHexByDecimal:(NSInteger)decimal {
+    
+    NSString *hex =@"";
+    NSString *letter;
+    NSInteger number;
+    for (int i = 0; i<9; i++) {
+        
+        number = decimal % 16;
+        decimal = decimal / 16;
+        switch (number) {
+                
+            case 10:
+                letter =@"A"; break;
+            case 11:
+                letter =@"B"; break;
+            case 12:
+                letter =@"C"; break;
+            case 13:
+                letter =@"D"; break;
+            case 14:
+                letter =@"E"; break;
+            case 15:
+                letter =@"F"; break;
+            default:
+                letter = [NSString stringWithFormat:@"%ld", number];
+        }
+        hex = [letter stringByAppendingString:hex];
+        if (decimal == 0) {
+            
+            break;
+        }
+    }
+    return hex;
+}
+
+/**
+ 二进制转换成十六进制
+   
+ @param binary 二进制数
+ @return 十六进制数
+ */
++ (NSString *)getHexByBinary:(NSString *)binary {
+    
+    NSMutableDictionary *binaryDic = [[NSMutableDictionary alloc] initWithCapacity:16];
+    [binaryDic setObject:@"0" forKey:@"0000"];
+    [binaryDic setObject:@"1" forKey:@"0001"];
+    [binaryDic setObject:@"2" forKey:@"0010"];
+    [binaryDic setObject:@"3" forKey:@"0011"];
+    [binaryDic setObject:@"4" forKey:@"0100"];
+    [binaryDic setObject:@"5" forKey:@"0101"];
+    [binaryDic setObject:@"6" forKey:@"0110"];
+    [binaryDic setObject:@"7" forKey:@"0111"];
+    [binaryDic setObject:@"8" forKey:@"1000"];
+    [binaryDic setObject:@"9" forKey:@"1001"];
+    [binaryDic setObject:@"A" forKey:@"1010"];
+    [binaryDic setObject:@"B" forKey:@"1011"];
+    [binaryDic setObject:@"C" forKey:@"1100"];
+    [binaryDic setObject:@"D" forKey:@"1101"];
+    [binaryDic setObject:@"E" forKey:@"1110"];
+    [binaryDic setObject:@"F" forKey:@"1111"];
+    
+    if (binary.length % 4 != 0) {
+        
+        NSMutableString *mStr = [[NSMutableString alloc]init];;
+        for (int i = 0; i < 4 - binary.length % 4; i++) {
+            
+            [mStr appendString:@"0"];
+        }
+        binary = [mStr stringByAppendingString:binary];
+    }
+    NSString *hex = @"";
+    for (int i=0; i<binary.length; i+=4) {
+        
+        NSString *key = [binary substringWithRange:NSMakeRange(i, 4)];
+        NSString *value = [binaryDic objectForKey:key];
+        if (value) {
+            
+            hex = [hex stringByAppendingString:value];
+        }
+    }
+    return hex;
+}
+
+/**
+ 十六进制转换为二进制
+   
+ @param hex 十六进制数
+ @return 二进制数
+ */
++ (NSString *)getBinaryByHex:(NSString *)hex {
+    
+    NSMutableDictionary *hexDic = [[NSMutableDictionary alloc] initWithCapacity:16];
+    [hexDic setObject:@"0000" forKey:@"0"];
+    [hexDic setObject:@"0001" forKey:@"1"];
+    [hexDic setObject:@"0010" forKey:@"2"];
+    [hexDic setObject:@"0011" forKey:@"3"];
+    [hexDic setObject:@"0100" forKey:@"4"];
+    [hexDic setObject:@"0101" forKey:@"5"];
+    [hexDic setObject:@"0110" forKey:@"6"];
+    [hexDic setObject:@"0111" forKey:@"7"];
+    [hexDic setObject:@"1000" forKey:@"8"];
+    [hexDic setObject:@"1001" forKey:@"9"];
+    [hexDic setObject:@"1010" forKey:@"A"];
+    [hexDic setObject:@"1011" forKey:@"B"];
+    [hexDic setObject:@"1100" forKey:@"C"];
+    [hexDic setObject:@"1101" forKey:@"D"];
+    [hexDic setObject:@"1110" forKey:@"E"];
+    [hexDic setObject:@"1111" forKey:@"F"];
+    
+    NSString *binary = @"";
+    for (int i=0; i<[hex length]; i++) {
+        
+        NSString *key = [hex substringWithRange:NSMakeRange(i, 1)];
+        NSString *value = [hexDic objectForKey:key.uppercaseString];
+        if (value) {
+            
+            binary = [binary stringByAppendingString:value];
+        }
+    }
+    return binary;
+}
+
+/**
+ 二进制转换为十进制
+  
+ @param binary 二进制数
+ @return 十进制数
+ */
++ (NSString *)getDecimalByBinary:(NSString *)binary {
+    
+    NSInteger decimal = 0;
+    for (int i=0; i<binary.length; i++) {
+        
+        NSString *number = [binary substringWithRange:NSMakeRange(binary.length - i - 1, 1)];
+        if ([number isEqualToString:@"1"]) {
+            
+            decimal += pow(2, i);
+        }
+    }
+    return [NSString stringWithFormat:@"%zd",decimal];
+}
+@end

ZZFoundation/Classes/String/ZZFoundation_String.h

@@ -13,5 +13,5 @@
 #import "NSString+ZZRegex.h"
 #import "NSString+ZZRect.h"
 #import "NSString+ZZAttribute.h"
-
+#import "NSString+NumberSystem.h"
 #endif /* ZZFoundation_String_h */

ZZFoundation/Classes/ZZFoundation.h

@@ -17,4 +17,5 @@
 #import "NSData+ZZConvert.h"
 
 #import "NSObject+ZZResp.h"
+#import "ZZDateFormat.h"
 #endif /* ZZFoundation_h */