更新

2026-08-11 17:41:36 +08:00
parent cfe4c82c90
commit 03fe4ddf9d
18771 changed files with 3617239 additions and 0 deletions
@@ -0,0 +1,17 @@
+'use strict';
+var $ = require('../internals/export');
+var sign = require('../internals/math-sign');
+
+var abs = Math.abs;
+var pow = Math.pow;
+
+// `Math.cbrt` method
+// https://tc39.es/ecma262/#sec-math.cbrt
+$({ target: 'Math', stat: true }, {
+  cbrt: function cbrt(x) {
+    var n = +x;
+    var y = sign(n) * pow(abs(n), 1 / 3);
+    // Newton-Raphson refinement for better precision
+    return n !== 0 && isFinite(n) ? (2 * y + n / (y * y)) / 3 : y;
+  }
+});