Returns the character at the specified index. An index ranges from 0 to the length of the string minus 1. The first character of the sequence is at index 0, the next at index 1, etc.
]]></description>
<syntax>
<c>str</c>.charAt(<c>index</c>)
</syntax>
<parameter>
<label>str</label>
<description><![CDATA[String: any variable of type String]]></description>
</parameter>
<parameter>
<label>index</label>
<description><![CDATA[int: the index of the character]]></description>