T &amp; operator[](length_type i);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;                GLM_FUNC_DECL T <span class="keyword">const</span> &amp; operator[](length_type i) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;                <span class="comment">// -- Implicit basic constructors --</span></div>
<