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				@@ -32,7 +32,7 @@ let series = ref([ 
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				     data: [20, 10, 40, 30] // y轴对应数据 
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				   } 
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				 ]) 
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				-let xdata = ['0','1.00','2.00','3.00','4.00','5.00','6.00','7.00','8.00'] 
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				+let xdata = ref(['0','1.00','2.00','3.00','4.00','5.00','6.00','7.00','8.00']) 
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				 let chartContainer = ref() 
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				 let myChart 
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				 let chartDom = ref() 
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