[j0hnik]

function createTable(data, str){
		var html ="";
		for (i = 0; i < data.length; i++){
			var color =  ['#bad7ff','#a0f0f7'];
			var arr = [];
			color.forEach((el,i)=>{
				arr[i] = '<tr id="trTOJ">' +
				'<td bgcolor="'+color[i]+'">' + data[i].cod + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].nr + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].or + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].np + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].op + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].is + '</td>' +
				'<td bgcolor="'+color[i]+'">' + data[i].vr + '</td>';
			});
			if(str == 3){
				if(data[i].st === 0 && data[i].is == 'текст1'){
					html += arr[0] +
					'<td class="btn btn-info btn-ioj" id="infoOrderJournal" data1="'+data[i].nr+'" data2="'+data[i].prim+'"\n\
					>' +'Оформление'+ '</td>' +
					'</tr>';
				};
				if(data[i].st === 1 && data[i].is == 'текст1'){
					html += arr[1] +'<td class="btn btn-info btn-woj " id="warningOrderJournal" data1="'+data[i].nr+'" \n\
					data2="'+data[i].prim+'">' +'Исполнение'+ '</td>' +
					'</tr>';
				};
			}else if(str == 4){
				if(data[i].st === 0 && data[i].is == 'текст2'){
					html += arr[0] + '<td class="btn btn-info btn-ioj" id="infoOrderJournal" data1="'+data[i].nr+'" data2="'+data[i].prim+'"\n\
					>' +'Оформление'+ '</td>' +
					'</tr>';
				};
				if(data[i].st === 1 && data[i].is == 'текст2'){
					html += arr[1] +'<td class="btn btn-info btn-woj " id="warningOrderJournal" data1="'+data[i].nr+'" \n\
					data2="'+data[i].prim+'">' +'Исполнение'+ '</td>' +
					'</tr>';
				};
			}else{
				if(data[i].st === 0){
					html += arr[0] + '<td class="btn btn-info btn-ioj" id="infoOrderJournal" data1="'+data[i].nr+'" data2="'+data[i].prim+'"\n\
					>' +'Оформление'+ '</td>' +
					'</tr>';
				};
				if(data[i].st === 1){
					html += arr[1] + '<td class="btn btn-info btn-woj " id="warningOrderJournal" data1="'+data[i].nr+'" \n\
					data2="'+data[i].prim+'">' +'Исполнение'+ '</td>' +
					'</tr>';
				};
			};    
		};
		$('#table').html(html);
	}

можно и так, можно и более большие куски кода сохранить