1.0.0 • Published 8 years ago
is-4byte-code-point v1.0.0
is-4byte-code-point
Check if a given number is a code point of UTF-8 4-byte character
import is4byteCodePoint from 'is-4byte-code-point';
is4byteCodePoint('A'.codePointAt(0)); //=> false
is4byteCodePoint('👍'.codePointAt(0)); //=> true
Installation
npm
npm install is-4byte-code-point
Bower
bower install is-4byte-code-point
is4byteCodePoint(number)
number: Number
Return: Boolean
It returns true
if the number is no fewer than 65536
and no greater than 1114111
, otherwise false
.
is4byteCodePoint(-1); //=> false
is4byteCodePoint(0); //=> false
is4byteCodePoint(100000); //=> true
is4byteCodePoint(1000000); //=> false
is4byteCodePoint(NaN); //=> false
is4byteCodePoint(Infinity); //=> false
License
Copyright (c) 2016 Shinnosuke Watanabe
Licensed under the MIT License.