
.75-stack developer (码农). Sometimes at #SingaporeJS. Neurotic tea person.
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ALT // Match all RGI emoji (“Recommended for General Interchange”): const reEmoji = /^\p{RGI_Emoji}$/v; // Match an emoji that consists of just 1 code point: reEmoji.test('⚽'); // '\u26BD' // → true ✅ // Match an emoji that consists of multiple code points: reEmoji.test('👨🏾⚕️'); // '\u{1F468}\u{1F3FE}\u200D\u2695\uFE0F' // → true ✅
![// Match all Greek symbols except for “π” using set difference: /[\p{Script_Extensions=Greek}--π]/v.test('π'); // → false // Match all Greek letters using set intersection: const reGreekLetters = /[\p{Script_Extensions=Greek}&&\p{Letter}]/v; // U+03C0 GREEK SMALL LETTER PI reGreekLetters.test('π'); // → true // U+1018A GREEK ZERO SIGN reGreekLetters.test('𐆊'); // → false](https://pbs.twimg.com/media/FWQ2Y_0XEAg0NqX.jpg?name=small&format=webp)
ALT // Match all Greek symbols except for “π” using set difference: /[\p{Script_Extensions=Greek}--π]/v.test('π'); // → false // Match all Greek letters using set intersection: const reGreekLetters = /[\p{Script_Extensions=Greek}&&\p{Letter}]/v; // U+03C0 GREEK SMALL LETTER PI reGreekLetters.test('π'); // → true // U+1018A GREEK ZERO SIGN reGreekLetters.test('𐆊'); // → false
Introducing User Flows for DevTools and Lighthouse
Use the new Chrome DevTools Recorder panel to record, replay and measure user flows. You can export flows to Puppeteer. Use the Lighthouse Flows feature to audit flows programmatically to improve them
























!['abc💕def'.split('') output: ['a', 'b', 'c', '\uD83D', '\uDC95', 'd', 'e', 'f'] [...'abc💕def'] output: ['a', 'b', 'c', '💕', 'd', 'e', 'f']](https://pbs.twimg.com/media/FCVafdQXMAM6fex.png?name=small&format=webp)

