JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE HTML>
<script src="https://sapui5.netweaver.ondemand.com/resources/sap-ui-core.js"
				id="sap-ui-bootstrap"
				data-sap-ui-libs="sap.m,sap.ui.commons,sap.ui.table"
				data-sap-ui-theme="sap_bluecrystal">
		</script>

		<!-- add sap.ui.table,sap.ui.ux3 and/or other libraries to 'data-sap-ui-libs' if required -->

		<script>
				sap.ui.localResources("learning");
				var view = sap.ui.view({id:"idfirst1", viewName:"learning.first", type:sap.ui.core.mvc.ViewType.JS});
				view.placeAt("content");
		</script>

	</head>
	<body class="sapUiBody" role="application">
		<div id="content"></div>
	</body>
</html>

JavaScript

var oItemsData = 
				   [
				    { key: "18", text: "18"},
				    { key: "19", text: "19" },
				    { key: "20", text: "20" },
				    { key: "21", text: "21" },
				    { key: "22", text: "22" }
				  ]
				;

		
		
		var oModel = new sap.ui.model.json.JSONModel();
		var data =[
		           {"slNo":"1","name":"sap","age":""},
		           {"slNo":"2","name":"scn","age":""},
		           {"slNo":"3","name":"community","age":""},
		           {"slNo":"4","name":"network","age":""},
		           {"slNo":"5","name":"sapscn","age":""}
		           ];
		
		oModel.setData(data);
		sap.ui.getCore().setModel(oModel);

		var table =  new sap.m.Table({
			columns:[
			         new sap.m.Column({
			        	header:new sap.m.Label({text:"sl no"}), 
			         }),
			         
			         new sap.m.Column({
			        	 header:new sap.m.Label({text:"name"}),
				         }),
				         
				         new sap.m.Column({
				        	 header:new sap.m.Label({text:"age range"})
					         }),
					   
					         new sap.m.Column({
					        	 header:new sap.m.Label({text:"age"})
						         }),
						   
			         ]
		});
		
		var oModel1 = new sap.ui.model.json.JSONModel();
		oModel1.setData(oItemsData);
		sap.ui.getCore().setModel(oModel1,"omodel");
		
		var oItemTemplate = new sap.ui.core.Item({
			key:"{omodel>key}",
			text:"{omodel>text}",
		});
		
		template= new sap.m.ColumnListItem({
			cells:[
			       new sap.m.Text({text:"{slNo}"}),
			       new sap.m.Text({text:"{name}"}),
			       
			       new sap.m.ComboBox({
			    	   items:{
			    		   path:"omodel>/",
			    		   template:oItemTemplate,
			    	   },
			    	   selectionChange:function(event){
			    		 
			    		   var path =event.getSource().getBindingContext().getPath();
			    		   console.log(path);
			    		   sap.ui.getCore().getModel().setProperty(path+"/age",ovalue);
			    	   }
			    	   
			       }),
			       new sap.m.Text({
			    	   text:"{age}",
			       })
			 ...