Test regular expressions with real-time match highlighting and breakdown explanations. Runs 100% client-side with zero latency and zero data leakage.
L2Cache uses native pattern matchers to categorize your clipboard history in real-time — search and filter by regex without uploading any clips to the cloud.
^ / $ : Start and end of line anchors.\d / \w / \s : Matches digits, word characters, and whitespace.+ / * / ? : One or more, zero or more, and optional quantifier.(?<=...) / (?=...) : Positive lookbehind and lookahead assertions.