is-ascii-control-char-code

Check if a given value is one of the ASCII control character codes

import isAsciiControlCharCode from 'is-ascii-control-char-code';

isAsciiControlCharCode(10); //=> true
isAsciiControlCharCode(100); //=> false

Installation

Use npm.

npm install is-ascii-control-char-code

API

import isAsciiControlCharCode from 'is-ascii-control-char-code';

isAsciiControlCharCode(charCode)

charCode: number
Return: boolean

It returns true if the argument is a whole number no fewer than 0 and no greater than 31, or 127. Otherwise, it returns false.

// Returns `true`
isAsciiControlCharCode(0);
isAsciiControlCharCode(31);
isAsciiControlCharCode(127);

// Returns `false`
isAsciiControlCharCode(-1);
isAsciiControlCharCode(32);
isAsciiControlCharCode(0.5);
isAsciiControlCharCode(NaN);
isAsciiControlCharCode(Infinity);
isAsciiControlCharCode('non-number argument');
isAsciiControlCharCode();

Related

• is-ascii-control-char - Check a character instead of a character code

License

BSD Zero Clause License © 2019 Shinnosuke Watanabe