
</div>

<table class="summaryTable">
<tr><td colspan="3">
<div class="signature2">
protected boolean <b>deleteValue</b>(string $key)</div>
</td></tr>
<tr>
  <td class="paramNameCol">$key</td>
  <td class="paramTypeCol">string</td>
  <td class="paramDescCol">the key of the value to be deleted</td>
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<tr>
  <td class="paramNameCol">{return}</td>
  <td class="paramTypeCol">boolean</td>
  <td class="paramDescCol">if no error happens during deletion</td>
</tr>
</table>

<div class="sourceCode">
<b>Source Co