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<title>Checks if a given text contains any suspicious characters</title>
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<h1 class="refname">Spoofchecker::isSuspicious</h1>
<p class="verinfo">(PHP 5 >= 5.4.0, PHP 7, PECL intl >= 2.0.0)</p><p class="refpurpose"><span class="refname">Spoofchecker::isSuspicious</span> — <span class="dc-title">Checks if a given text contains any suspicious characters</span></p>
</div>
<div class="refsect1 description" id="refsect1-spoofchecker.issuspicious-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>Spoofchecker::isSuspicious</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$text</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter reference">&$error</code></span>
] )</div>
<p class="para rdfs-comment">
Checks if given string contains any suspicious characters like letters which
are almost identical visually, but are Unicode characters from different sets.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-spoofchecker.issuspicious-parameters">
<h3 class="title">Parameters</h3>
<dl>
<dt>
<code class="parameter">text</code></dt>
<dd>
<p class="para">
String to test.
</p>
</dd>
<dt>
<code class="parameter">error</code></dt>
<dd>
<p class="para">
This variable is set by-reference to string containing an error, if there
were any.
</p>
</dd>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-spoofchecker.issuspicious-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <strong><code>TRUE</code></strong> if there are suspicious characters, <strong><code>FALSE</code></strong> otherwise.
</p>
</div>
<div class="refsect1 examples" id="refsect1-spoofchecker.issuspicious-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-3179">
<p><strong>Example #1 <span class="function"><strong>Spoofchecker::isSuspicious()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$checker </span><span style="color: #007700">= new </span><span style="color: #0000BB">Spoofchecker</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$checker</span><span style="color: #007700">-></span><span style="color: #0000BB">isSuspicious</span><span style="color: #007700">(</span><span style="color: #DD0000">'google.com'</span><span style="color: #007700">); </span><span style="color: #FF8000">// FALSE: only ASCII characters<br /><br /></span><span style="color: #0000BB">$checker</span><span style="color: #007700">-></span><span style="color: #0000BB">isSuspicious</span><span style="color: #007700">(</span><span style="color: #DD0000">'Рaypal.com'</span><span style="color: #007700">); </span><span style="color: #FF8000">// TRUE<br />// The first letter is from Cyrylic, not a regular latin "P"</span>
</span>
</code></div>
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