Baseline Widely available
unicode
屿§è¡¨ææ£å表达å¼å¸¦æ"u
" æ å¿ã unicode
æ¯æ£å表达å¼ç¬ç«å®ä¾çåªè¯»å±æ§ã
unicode
ç弿¯ Boolean
ï¼å¹¶ä¸å¦æä½¿ç¨äº "u
" æ å¿å为 true
ï¼å¦å为 false
ã"u
" æ å¿å¼å¯äºå¤ç§ Unicode ç¸å
³çç¹æ§ãä½¿ç¨ "u" æ å¿ï¼ä»»ä½ Unicode 代ç ç¹ç转ä¹é½ä¼è¢«è§£éã
ä½ ä¸è½ç´æ¥ä¿®æ¹è¿ä¸ªå±æ§ï¼å®æ¯åªè¯»çã
ç¤ºä¾ ä½¿ç¨unicode
屿§
var regex = new RegExp("\u{61}", "u");
console.log(regex.unicode); // true
è§è æµè§å¨å
¼å®¹æ§ åè§
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