dev

frontend/src/types/global.d.ts

@@ -0,0 +1,22 @@
+interface Number {
+  plus(value: number): number
+
+  minus(value: number): number
+
+  multiply(value: number): number
+
+  divide(value: number): number
+
+  perMulti(value: number): number
+
+  round(digit?: number): number
+
+  floor(digit?: number): number
+
+  exactlyDivide(value: number): number
+}
+
+interface Array<T> {
+  min(callback: (t: T) => number): [number, T | undefined]
+  max(callback: (t: T) => number): [number, T | undefined]
+}