Add hasDecimals

snippets/hasDecimals.md

@@ -0,0 +1,20 @@
+---
+title: Number has decimal digits
+tags: math
+expertise: beginner
+author: chalarangelo
+firstSeen: 2022-05-13T05:00:00-04:00
+---
+
+Checks if a number has any decimals digits
+
+- Use the modulo (`%`) operator to check if the number is divisible by `1` and return the result.
+
+```js
+const hasDecimals = num => num % 1 !== 0;
+```
+
+```js
+hasDecimals(1); // false
+hasDecimals(1.001); // true
+```