method ChildProcess.prototype.emitChildProcess.prototype.emit(event: string | symbol,...args: any[],): booleanParametersevent: string | symbol<span>...args</span>: any[]Return TypebooleanChildProcess.prototype.emit(event: "close",code: number | null,signal: Signals | null,): booleanParametersevent: "close"code: number | nullsignal: Signals | nullReturn TypebooleanChildProcess.prototype.emit(event: "disconnect"): booleanParametersevent: "disconnect"Return TypebooleanChildProcess.prototype.emit(event: "error",err: Error,): booleanParametersevent: "error"err: ErrorReturn TypebooleanChildProcess.prototype.emit(event: "exit",code: number | null,signal: Signals | null,): booleanParametersevent: "exit"code: number | nullsignal: Signals | nullReturn TypebooleanChildProcess.prototype.emit(event: "message",message: Serializable,sendHandle: SendHandle,): booleanParametersevent: "message"message: SerializablesendHandle: SendHandleReturn TypebooleanChildProcess.prototype.emit(event: "spawn",listener: () => void,): booleanParametersevent: "spawn"listener: () => voidReturn Typeboolean