Check if a given value is a character that costs 4 bytes in UTF-8
npm install is-4byte-char
Check if a given value is a character that costs 4 bytes in UTF-8
``javascript
import is4byteChar from 'is-4byte-char';
is4byteChar('１'); //=> false
is4byteChar('🔶'); //=> true
`
#### npm
`
npm install is-4byte-char
#### Bower
`
bower install is-4byte-char
val: any types
Return: Boolean
It returns true if the argument is a 4-byte character in UTF-8, otherwise false.
`javascript
is4byteChar(String.fromCodePoint(0x0080)); //=> false
is4byteChar(String.fromCodePoint(0x0800)); //=> false
is4byteChar(String.fromCodePoint(0x10000)); //=> true
// Non-string value
is4byteChar(123); //=> false
``
Copyright (c) 2016 Shinnosuke Watanabe
Licensed under the MIT License.