Super dumb sanity check for valid host

Email Validation Pattern

Creo que no me he dejado ningún caso. Cuenta también con el caso en que los 2 primeros números son 00, que admite dígito de control de tipo letra sea cual sea la letra inicial (naturaleza jurídica).

Regex to match dimensions

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Find any lines starting with # and followed by anchor name with & and wrap it into html so that we start with this: Title &anchor and finish with something like this: ...

Match Multi groups

This only works in Google sheets. The test string is a sheets formula that converts feet inches in this into the total number of inches.

匹配Unicode

This regex matches newlines in LaTeX matrices/arrays/tabulars and adds \\ automatically.

tmp

check regex number and anything.

pali word not in html tag

misc

asad

This regex validates whether an IBAN is valid, it only considers IBAN from countries within the SEPA area. Specifications: https://www.iban.com/structure

Match all brackets and nothing else: [] {} ()

Find text between two words

Checcking IBAN number for Ukraine

identifying mammary tumour diagnosis