e="color: #0000BB">$key</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">)<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$k&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$key</span><span style="color: #007700">.</span><span style="color: #DD0000">'['</span><span style="color: #007700">.</span><span style="color: #0000BB">$k</span><span styl