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JavaScript RegExp Assertions 正则表达式断言
tryjs_regexp_capturing_groups
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<!DOCTYPE html> <html> <body> <h1>Regular Expressions</h1> <h2>Capturing Groups (x)</h2> <p>Search for "haha" in a string:</p> <p id="demo"></p> <script> let text = "Haha, haha, haha."; const pattern = /(haha)+/; let result = text.match(pattern); document.getElementById("demo").innerHTML = result; </script> </body> </html>