PHP的线程安全与非线程安全版本的区别

mx|DataGrid
{
headerColors: #F7FAFC, #D6DEEA;
/*	borderColor: #9EB6CE;*/
/*	alternatingItemColors: #FFFFFF, #EAF2FB;*/
alternating-item-colors:#e1e4e5,#FDFFFF;
selectionColor: #FBA33C;
rollOverColor: #FFD75A;
leading: 2;
textRollOverColor: #000000;
textSelectedColor: #FFFFFF;
verticalGridLines: true;
horizontalGridLines: true;
font-size:12px;
vertical-grid-line-color:#5A8DA0;
horizontal-grid-line-color:#5385A5;
}

mx|AdvancedDataGrid
{
headerColors: #F7FAFC, #D6DEEA;
/*	borderColor: #000000;*/
/*	alternatingItemColors: #FFFFFF, #EAF2FB; */
/*	F6F6F9 #F5F7F8*/
alternating-item-colors:#e1e4e5,#FDFFFF;
selectionColor: #FBA33C;
rollOverColor: #FFD75A;
leading: 2;
textRollOverColor: #000000;
textSelectedColor: #FFFFFF;
verticalGridLines: true;
horizontalGridLines: true;
font-size:12px;
vertical-grid-line-color:#5A8DA0;
horizontal-grid-line-color:#5385A5;
/*	vertical-grid-line-color:#5A8DA0;
horizontal-grid-line-color:#D2E6EC;*/
}