s</h4>
<ol>
<li><b>ContainsSubstring</b> and <b>Contains</b> may appear only in the
    body of a constraint expression or when the inherited syntax is used.
<li><b>Contains</b> is not actually a string constraint but is converted
    to one when a string is being tested.
</ol>

<h3>StartsWithConstraint</h3>

<h4>Action</h4>
<p>Tests for an initial string.

<h4>Constructor</h4>
<div class="code"><pre class="prettyprint">
StartsWithConstraint(string expected)
</pre></div>

<h4>Syntax</h4>
<div class="code"><