Validator

Validate emails, URLs, phones, dates, and custom patterns. Use when sanitizing input, verifying form fields, checking formats, or enforcing rules.

Input validator.

Commands

email

Validate email format

scripts/script.sh email <address>

url

Validate URL (+ HTTP check if curl available)

scripts/script.sh url <url>

ip

Validate IPv4/IPv6 address

scripts/script.sh ip <address>

phone

Validate phone number (7-15 digits)

scripts/script.sh phone <number>

date

Validate and parse date string

scripts/script.sh date <string>

domain

Validate domain (+ DNS lookup if dig available)

scripts/script.sh domain <name>

credit-card

Luhn algorithm check + card type detection

scripts/script.sh credit-card <number>

json

Validate JSON syntax

scripts/script.sh json <file>

yaml

Validate YAML syntax

scripts/script.sh yaml <file>

csv

Validate CSV structure (column consistency)

scripts/script.sh csv <file>

Requirements

• python3
• curl
• dig (optional)

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