Spoofchecker::isSuspicious

(PHP 5 >= 5.4.0, PHP 7, PHP 8, PECL intl >= 2.0.0)

Spoofchecker::isSuspicious — Checks if a given text contains any suspicious characters

Description

public Spoofchecker::isSuspicious(string $string, int &$errorCode = null): bool

Checks if given string contains any suspicious characters like letters which are almost identical visually, but are Unicode characters from different sets.

Parameters

string: String to test.
errorCode: This variable is set by-reference to int containing an error, if there was any.

Return Values

Returns true if there are suspicious characters, false otherwise.

Examples

Example #1 Spoofchecker::isSuspicious() example

<?php
$checker = new Spoofchecker();

$checker->isSuspicious('google.com'); / FALSE: only ASCII characters

$checker->isSuspicious('Рaypal.com'); / TRUE
/ The first letter is from Cyrylic, not a regular latin "P"

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