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<h2 title="Interface CommandLine.Model.ISetter" class="title">Interface CommandLine.Model.ISetter</h2>
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<pre>public static interface <span class="typeNameLabel">CommandLine.Model.ISetter</span></pre>
<div class="block">Customizable setter for modifying the value of an option or positional parameter.
 When an option or positional parameter is matched on the command line, its setter is invoked to capture the value.
 For example, an option can be bound to a field or a method, and when the option is matched on the command line, the
 field's value is set or the method is invoked with the option parameter value.</div>
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<dd>3.0</dd>
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<td class="colFirst"><code>&lt;T&gt;&nbsp;T</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../picocli/CommandLine.Model.ISetter.html#set-T-">set</a></span>(T&nbsp;value)</code>
<div class="block">Sets the new value of the option or positional parameter.</div>
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<h4>set</h4>
<pre>&lt;T&gt;&nbsp;T&nbsp;set(T&nbsp;value)
   throws java.lang.Exception</pre>
<div class="block">Sets the new value of the option or positional parameter.</div>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - type of the value</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>value</code> - the new value of the option or positional parameter</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the previous value of the binding (if supported by this binding)</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../picocli/CommandLine.PicocliException.html" title="class in picocli">CommandLine.PicocliException</a></code> - if a problem occurred while setting the new value</dd>
<dd><code>java.lang.Exception</code> - internally, picocli call sites will catch any exceptions thrown from here and rethrow them wrapped in a PicocliException</dd>
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