[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [DOMDebugger](./puppeteer.protocol.domdebugger.md) > [EventListener](./puppeteer.protocol.domdebugger.eventlistener.md) > [lineNumber](./puppeteer.protocol.domdebugger.eventlistener.linenumber.md) ## Protocol.DOMDebugger.EventListener.lineNumber property Line number in the script (0-based). Signature: ```typescript lineNumber: integer; ```