add round with precision

Author: mikebarkmin

CHANGELOG.md

@@ -6,6 +6,7 @@ lang: en
 
 ## 4.15.2
 
+- 🚀 Feat: add Operators.round(value, precision) to round values. `Operators.round(2.3456, 2)` will return `2.35`.
 - 🐛 Fix: Random.randomInt not return the maximum value.
 
 ## 4.15.1

src/org/openpatch/scratch/Operators.java

@@ -154,6 +154,17 @@ public static final int round(double x) {
     return (int) Math.round(x);
   }
 
+  /**
+   * Rounds a number to a specified number of decimal places.
+   * @param x a value
+   * @param precision the number of decimal places to round to
+   * @return the rounded value
+   */
+  public static final double round(double x, int precision) {
+    double scale = Math.pow(10, precision);
+    return Math.round(x * scale) / scale;
+  }
+
   /**
    * "mod" is an abbreviation for "modulo". Modulo returns the remainder when the first input is
    * divided by the second input.