toFixed

roeib · web-flow · commit 795fb29021be · 2021-10-05T12:09:37.000+03:00
diff --git a/README.md b/README.md
@@ -46,8 +46,7 @@
 |40 | [pay attention when using every](#pay-attention-when-using-every)|
 |41 | [How to convert an array of key-value tuples into an object](#How-to-convert-an-array-of-key-value-tuples-into-an-object)|
 |42 | [Native text to speech JS](#Native-text-to-speech-JS)|
-
-
+|42 | [Native text to speech JS](#Native-text-to-speech-JS)|
 
 
 
@@ -924,4 +923,19 @@ const startSpeaking=()=>{
 }
 
 
+```
+
+**[⬆ Back to Top](#table-of-contents)**
+### toFixed()
+
+Warning: Floating point numbers cannot represent all decimals precisely in binary. This can lead to unexpected results, such as 0.1 + 0.2 === 0.3 returning false .
+
+```javascript
+
+123.678.toFixed()       // Returns '124'
+123.678.toFixed(1)      // Returns '123.7': Note rounding
+
+2.35.toFixed(1)        // Returns '2.4'. Note it rounds up
+2.65.toFixed(1)        // Returns '2.6'. Note it rounds down -why??? see the warning above
+
 ```
