Is String ASCII (ES)

⚖️ MIT

🔗 GitHub ● JSR ● NPM

An ECMAScript module to determine whether the string is ASCII.

🎯 Targets

Runtime \ Source	GitHub Raw	JSR	NPM
Bun >= v1.1.0	❌	✔️	✔️
Deno >= v2.1.0	✔️	✔️	✔️
NodeJS >= v20.9.0	❌	✔️	✔️

🛡️ Runtime Permissions

This does not request any runtime permission.

#️⃣ Sources

• GitHub Raw

  https://raw.githubusercontent.com/hugoalh/is-string-ascii-es/{Tag}/mod.ts
  

• JSR

  jsr:@hugoalh/is-string-ascii[@{Tag}]
  

• NPM

  npm:@hugoalh/is-string-ascii[@{Tag}]
  

Note

• It is recommended to include tag for immutability.
• These are not part of the public APIs hence should not be used:
  • Benchmark/Test file (e.g.: example.bench.ts, example.test.ts).
  • Entrypoint name or path include any underscore prefix (e.g.: _example.ts, foo/_example.ts).
  • Identifier/Namespace/Symbol include any underscore prefix (e.g.: _example, Foo._example).

⤵️ Entrypoints

Name	Path	Description
.	./mod.ts	Default.

🧩 APIs

• function isStringASCII(item: string): boolean;
  

• function isStringASCIIControl(item: string): boolean;
  

• function isStringASCIIPrintable(item: string): boolean;
  

Note

• For the full or prettier documentation, can visit via:
  • Deno CLI deno doc
  • JSR

✍️ Examples

• isStringASCII("日本語");
  //=> false
  

• isStringASCII("👀");
  //=> false
  

• isStringASCII("Hello, world!");
  //=> true
  

• isStringASCII("");
  //=> true