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Test whether a path exists on the filesystem.
The missing existential operator for JavaScript. Returns true unless a variable is null or undefined
Checks existence of email addresses
Check for the existential value of a variable. Assign value by default.
Checks existence of E-Mail DNS MX records.
- existence
- validation
- validator
- domain
- mx
- mail-exchange
- smtp
- verify
- validate
- validate-email-hostname
- mailcheck
- email-checker
- View more
Check whether an email address exists.
Stimulus controller to remove elements from the dom, and be notified with an event when they are added.
Checks if file or directory with name given as first argument exist and returns proper exit code.
Check if an SMTP server accepts emails to a given address.
A library written in Typescript which tries to check if an email address really exists
A variable lives here
Check if a file exists
A monadic wrapper for dealing with existence
Tests whether a path exists on the filesystem.
A Node.js library to check the existence of an email address by verifying with the domain's mail exchange (MX) servers and using SMTP commands.
- existence
- validation
- smtp
- mx
- dns
- checker
- nodejs
- email existence
- SMTP
- MX records
- email validation
- email checker
Utility functions that emulate CoffeeScript existence operator
Check for the existential value of a variable/object. Assign one if the value doesn't exist.
All things created by God
Checks existence of email addresses
API Client for Proof of Existence