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Tag: Validation

Laravel old() helper for repopulating form inputs

Web Development

How Laravel’s old() Helper Works (and Why It Sometimes Doesn’t)

how7o

May 23, 2026

Laravel unique validation that ignores the current record on update

Web Development

How to Validate a Unique Column on Update in Laravel

how7o

May 23, 2026

Validate an email address in PHP with filter_var

Web Development

How to Validate an Email Address in PHP

how7o

May 23, 2026

jQuery add required attribute to input fields — .prop() method

Web Development

How to Add the Required Attribute to Input Fields with jQuery

how7o

May 22, 2026

JavaScript check Unicode character — regex, codePointAt, Unicode property escape

Web Development

How to Check if a JavaScript String Contains a Unicode Character

how7o

May 22, 2026

JavaScript check valid URL — URL constructor vs regex

Web Development

How to Check if a JavaScript String Is a Valid URL

how7o

May 22, 2026

PHP string to float conversion with cast, regex cleanup, NumberFormatter

Web Development

How to Convert a String to Float in PHP

how7o

May 10, 2026

WooCommerce remove checkout fields — woocommerce_checkout_fields filter unsetting fields

Web Development

How to Remove Checkout Fields in WooCommerce

how7o

May 10, 2026

Laravel request inputs with prefix — filter request()->all() by Str::startsWith

Web Development

How to Retrieve Inputs with a Specific Prefix in Laravel Request

how7o

May 10, 2026

Laravel validate in rule — restricting input to an allow-list with in: and Rule::in

Web Development

Laravel Validate Input to Specific Values (in Rule)

how7o

May 3, 2026

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