Baseline Widely available
flags
㯠RegExp
ã¤ã³ã¹ã¿ã³ã¹ã®ããããã£ã§ãç¾å¨ã®æ£è¦è¡¨ç¾ãªãã¸ã§ã¯ãã®ãã©ã°ããæãæååãè¿ãã¾ãã
// Outputs RegExp flags in alphabetical order
console.log(/foo/gi.flags);
// Expected output: "gi"
console.log(/bar/muy.flags);
// Expected output: "muy"
解説
RegExp.prototype.flags
ã«ã¯å¤ã¨ãã¦æååãããã¾ããflags
ããããã£ã®ãã©ã°ã¯ã¢ã«ãã¡ãããé ã§ä¸¦ã¹æ¿ãããã¾ãï¼å·¦ããå³ã«ãä¾ãã° "dgimsuvy"
ï¼ã å®éã«ã¯ãä»ã®ãã©ã°ã¢ã¯ã»ãµã¼ï¼hasIndices
ãglobal
ãªã©ï¼ã 1 ã¤ãã¤å¼ã³åºããçµæãé£çµãã¾ãã
ãã¹ã¦ã®çµã¿è¾¼ã¿é¢æ°ã¯ãåã
ã®ãã©ã°ã¢ã¯ã»ãµã¼ãèªã¿è¾¼ã代ããã« flags
ããããã£ãèªã¿è¾¼ã¿ã¾ãã
flags
ã®è¨å®ã¢ã¯ã»ãµã¼ã¯ undefined
ã§ãããã®ããããã£ãç´æ¥å¤æ´ãããã¨ã¯ã§ãã¾ããã
/foo/ig.flags; // "gi"
/bar/myu.flags; // "muy"
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