[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [CSS](./puppeteer.protocol.css.md) > [SourceRange](./puppeteer.protocol.css.sourcerange.md) > [startColumn](./puppeteer.protocol.css.sourcerange.startcolumn.md) ## Protocol.CSS.SourceRange.startColumn property Start column of range (inclusive). Signature: ```typescript startColumn: integer; ```