更新UI

keyBoard/Class/Vender/FGIAPService/NSObject+FGIsNullOrEmpty.m

@@ -0,0 +1,55 @@
+//
+//  NSObject+FGIsNullOrEmpty.m
+//  FGIAPService
+//
+//  Created by FoneG on 2021/5/10.
+//
+
+#import "NSObject+FGIsNullOrEmpty.h"
+
+@implementation NSObject (FGIsNullOrEmpty)
+
+- (BOOL)isNSStringAndNotEmpty
+{
+    if (nil == self) {
+        return false;
+    }
+    if ([self isKindOfClass:[NSString class]]) {
+        NSString *str = (NSString*)self;
+        str = [str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+        if ([str isEqualToString:@"<null>"]) {
+            return false;
+        }
+        if ([str isEqualToString:@"(null)"]) {
+            return false;
+        }
+        if (str.length == 0) {
+            return false;
+        }
+        return true;
+    } else if ([self isKindOfClass:[NSAttributedString class]]) {
+        NSString *str = ((NSAttributedString *)self).string;
+        str = [str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+        if (str.length > 0) {
+            return true;
+        }else{
+            return false;
+        }
+    } else{
+        return false;
+    }
+}
+
+
+- (BOOL)isNSArrayAndNotEmpty
+{
+    if ([self isKindOfClass:[NSArray class]]) {
+        NSArray *temp = (NSArray *)self;
+        if (temp.count > 0) {
+            return true;
+        }
+    }
+    return false;
+}
+
+@end