Alphanumeric Plugin for jQuery. Contribute to tecnicayperitacionesm3.com · eslint single quotes, 6 months ago Restrict the input to alphanumeric characters. It does not depend on a browser, so you can even run it on tecnicayperitacionesm3.com Use the form below to convert your own script. Uncheck "eval source" to get back a plain. Check if a string only contains alphanumeric characters.