Find in files

To find occurrences of a string in all of the files of the webpage you are inspecting, for example to find where a specific CSS class is defined, or where a specific JavaScript API is used: In Firefox: Open the Debugger tool. Press Ctrl+Shift+F (or Cmd+Option+F on macOS). The Search sidebar panel appears. Enter the string you want to search for and then press Enter . The results are displayed in…