@visactor/vchart
Version:
charts lib based @visactor/VGrammar
13 lines (12 loc) • 398 B
TypeScript
export declare class ExpressionFunction {
functions: {
[key: string]: Function;
};
static instance_: ExpressionFunction;
static instance(): ExpressionFunction;
constructor();
registerFunction(name: string, fun: Function): void;
unregisterFunction(name: string): void;
getFunction(name: string): Function | null;
getFunctionNameList(): string[] | null;
}