[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Debugger](./puppeteer.protocol.debugger.md) > [CallFrame](./puppeteer.protocol.debugger.callframe.md) > [functionName](./puppeteer.protocol.debugger.callframe.functionname.md) ## Protocol.Debugger.CallFrame.functionName property Name of the JavaScript function called on this call frame. Signature: ```typescript functionName: string; ```