What characters are grouped with Array.from?

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Happy的楠姐 2021-02-03 19:06

I\'ve been playing around with JS and can\'t figure out how JS decides which elements to add to the created array when using Array.from(). For example, the followin

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野性不改 (楼主)

2021-02-03 19:26

It's all about the code behind the characters. Some are coded in two bytes (UTF-16) and are interpreted by Array.from as two characters. Gotta check the list of the characters :

http://www.fileformat.info/info/charset/UTF-8/list.htm

http://www.fileformat.info/info/charset/UTF-16/list.htm

function displayHexUnicode(s) {
  console.log(s.split("").reduce((hex,c)=>hex+=c.charCodeAt(0).toString(16).padStart(4,"0"),""));
}

displayHexUnicode('षि');

console.log(Array.from('षि').forEach(x => displayHexUnicode(x)));

function displayHexUnicode(s) {
  console.log(s.split("").reduce((hex,c)=>hex+=c.charCodeAt(0).toString(16).padStart(4,"0"),""));
}

displayHexUnicode('