Checks if a given text contains any suspicious characters

# 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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