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JavaScript 正则表达式修饰符标志
tryjs_regexp_prop_unicodesets
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<!DOCTYPE html> <html> <body> <h1>Regular Expressions</h1> <h2>The unicodeSets Property</h2> <p>Returns true if the /v flag is set.</p> <p id="demo"></p> <script> let text = "Hello 😄"; const pattern = /\p{Emoji}/v; let result = pattern.unicodeSets; document.getElementById("demo").innerHTML = result; </script> </body> </html>