(str: string)
| 10 | ); |
| 11 | |
| 12 | const isBinaryString = (str: string): boolean => { |
| 13 | for (let i = 0; i < str.length; i++) { |
| 14 | if (!textChars.has(str.charCodeAt(i))) { |
| 15 | return true; |
| 16 | } |
| 17 | } |
| 18 | return false; |
| 19 | }; |
| 20 | |
| 21 | return isBinaryString(asciiString); |
| 22 | } |