[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Debugger](./puppeteer.protocol.debugger.md) > [BreakLocation](./puppeteer.protocol.debugger.breaklocation.md) > [lineNumber](./puppeteer.protocol.debugger.breaklocation.linenumber.md) ## Protocol.Debugger.BreakLocation.lineNumber property Line number in the script (0-based). Signature: ```typescript lineNumber: integer; ```