Baseline Widely available
RegExp
å®ä¾ç flags
访é®å¨å±æ§è¿åå½åæ£å表达å¼çæ å¿ã
// Outputs RegExp flags in alphabetical order
console.log(/foo/gi.flags);
// Expected output: "gi"
console.log(/bar/muy.flags);
// Expected output: "muy"
æè¿°
RegExp.prototype.flags
å
·æä¸ä¸ªå符串å¼ãflags
屿§ä¸çæ å¿æåæ¯é¡ºåºæåï¼ä»å·¦å°å³ï¼ä¾å¦ "dgimsuvy"
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ä¸è°ç¨äºå
¶ä»æ å¿è®¿é®å¨ï¼å¦ hasIndices
ãglobal
çï¼å¹¶éä¸ªè¿æ¥è¿äºç»æã
ææå
ç½®å½æ°é½æ¯è¯»å flags
屿§ï¼è䏿¯è¯»ååç¬çæ å¿è®¿é®å¨ã
flags
ç set 访é®å¨æ¯ undefined
ãå æ¤ä½ ä¸è½ç´æ¥ä¿®æ¹è¯¥å±æ§ã
/foo/gi.flags; // "gi"
/bar/muy.flags; // "muy"
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