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https://www.php.net › manual › en › types.comparisons

PHP: PHP type comparison tables - Manual

The following tables demonstrate behaviors of PHP types and comparison operators, for both loose and strict comparisons. This supplemental is also related to the manual section on type juggling.

https://stackoverflow.com › questions › 3333353

php - String comparison using '==' or '===' vs. 'strcmp ()' - Stack ...

Always remember, when comparing strings, you should use the === operator (strict comparison) and not== operator (loose comparison).

https://github.com › swisskyrepo › PayloadsAllTheThings › blob › master › Type Juggling › README.md

PayloadsAllTheThings/Type Juggling/README.md at master - GitHub

PHP type juggling vulnerabilities arise when loose comparison (== or !=) is employed instead of strict comparison (=== or !==) in an area where the attacker can control one of the variables being compared.

https://book.hacktricks.xyz › network-services-pentesting › pentesting-web › php-tricks-esp

PHP Tricks | HackTricks

Loose comparisons/Type Juggling ( == ) If == is used in PHP, then there are unexpected cases where the comparison doesn't behave as expected. This is because "==" only compare values transformed to the same type, if you also want to compare that the type of the compared data is the same you need to use ===.

https://www.php.net › manual › en › language.operators.comparison

PHP: Comparison - Manual

Comparison operators, as their name implies, allow you to compare two values. You may also be interested in viewing the type comparison tables, as they show examples of various type related comparisons.

https://www.delftstack.com › howto › php › php-not-equal

How to Loose and Strict Equality Checks in PHP - Delft Stack

This tutorial will teach you how to perform loose and strict equality checks in PHP. You'll use PHP built-in equality signs like double equal, not equal and use the strict versions of these checks.

https://durak.org › sean › pubs › software › php-7.4.3 › types.comparisons.html

PHP type comparison tables - PHP 7.4.3 Documentation - durak.org

The following tables demonstrate behaviors of PHP types and comparison operators, for both loose and strict comparisons. This supplemental is also related to the manual section on type juggling.

https://medium.com › swlh › php-type-juggling-vulnerabilities-3e28c4ed5c09

PHP Type Juggling Vulnerabilities | by Vickie Li | The Startup - Medium

But you can make it switch to type-safe comparison by specifying the strict option. If the function only provides loose comparison, avoid using that function and search for alternatives...

PHP Type Juggling Vulnerabilities | by Vickie Li | The Startup - Medium

https://www.copterlabs.com › strict-vs-loose-comparisons-in-php

Strict vs. Loose Comparisons in PHP - Copter Labs

A loose comparison is one performed using two equals signs (==). It follows suit with the “best-guess” approach, which can lead to some unexpected results. As proof, here are three different data types: echo gettype(0); // Outputs "integer" echo gettype(FALSE); // Outputs "boolean" echo gettype('test'); // Outputs "string"

https://repository.root-me.org › Exploitation - Web › EN - PHP loose comparison - Type...

PHP Magic Tricks: Type Juggling - Root Me

PHP Comparisons: Loose. When comparing a string to a number, PHP will attempt to convert the string to a number then perform a numeric comparison.