# pt > Platinum Searcher. > A code search tool similar to `ag`. > More information: . - Find files containing "foo" and print the files with highlighted matches: `pt {{foo}}` - Find files containing "foo" and display count of matches in each file: `pt -c {{foo}}` - Find files containing "foo" as a whole word and ignore its case: `pt -wi {{foo}}` - Find "foo" in files with a given extension using a regular expression: `pt -G='{{\.bar$}}' {{foo}}` - Find files whose contents match the regular expression, up to 2 directories deep: `pt --depth={{2}} -e '{{^ba[rz]*$}}'`