Update UICountingLabel.m

If user not set value for `format` and set `startValue` 、`endValue` 、 `duration` all to 0, it will crash when call `[self setTextValue:endValue]` . It's because the format is nil when use`[NSString stringWithFormat:self.format,(int)value]`
dataxpress · Dec 6, 2017 · 0ab17df · 0ab17df
1 parent a1d8d89
commit 0ab17df
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/UICountingLabel.m b/UICountingLabel.m
@@ -109,6 +109,9 @@ -(void)countFrom:(CGFloat)startValue to:(CGFloat)endValue withDuration:(NSTimeIn
     [self.timer invalidate];
     self.timer = nil;
 
+    if(self.format == nil) {
+        self.format = @"%f";
+    }
     if (duration == 0.0) {
         // No animation
         [self setTextValue:endValue];
@@ -121,9 +124,6 @@ -(void)countFrom:(CGFloat)startValue to:(CGFloat)endValue withDuration:(NSTimeIn
     self.totalTime = duration;
     self.lastUpdate = [NSDate timeIntervalSinceReferenceDate];
 
-    if(self.format == nil)
-        self.format = @"%f";
-
     switch(self.method)
     {
         case UILabelCountingMethodLinear: