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from flask import Flask, jsonify

app = Flask(__name__)

@app.route('/api/rank')

def get_rank():

# 假设这是从数据库获取的成绩排名数据

data = [

{"id": 1, "name": "张三", "score": 95},

{"id": 2, "name": "李四", "score": 90},

{"id": 3, "name": "王五", "score": 85}

]

return jsonify(data)

<script src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>

<div id="main" style="width: 600px;height:400px;"></div>

<script type="text/javascript">

var chartDom = document.getElementById('main');

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var myChart = echarts.init(chartDom);

var option = {

title: { text: '学生成绩排行榜' },

tooltip: {},

xAxis: { data: ['张三', '李四', '王五'] },

yAxis: {},

series: [{

name: '分数',

type: 'bar',

data: [95, 90, 85]

}]

};

myChart.setOption(option);

</script>