Python设置Excel单元格边框样式的完全指南

# openpyxl示例
from openpyxl import Workbook
wb = Workbook()
ws = wb.active
ws['A1'] = "openpyxl示例"

# xlsxwriter示例
import xlsxwriter
workbook = xlsxwriter.Workbook('demo.xlsx')
worksheet = workbook.add_worksheet()

# pandas示例
import pandas as pd
df = pd.DataFrame({'Data': [1, 2, 3]})
df.to_excel('pandas.xlsx', index=False)

pip install openpyxl

from openpyxl import Workbook
from openpyxl.styles import Border, Side

# 创建工作簿
wb = Workbook()
ws = wb.active

# 基础单元格操作
ws['A1'] = "单元格内容"
ws.cell(row=2, column=1, value="第二行")

# 常见边框样式
thin = Side(border_style="thin", color="000000")
double = Side(border_style="double", color="FF0000")
dashed = Side(border_style="dashed", color="00FF00")

from openpyxl.styles import Border, Side

# 定义边框样式
thin_border = Border(left=Side(style='thin'),
                     right=Side(style='thin'),
                     top=Side(style='thin'),
                     bottom=Side(style='thin'))

# 应用边框
ws['A1'].border = thin_border

from openpyxl.styles import Border, Side

# 定义单边边框
left_border = Border(left=Side(style='medium', color='FF0000'))

# 应用边框
ws['B2'].border = left_border

# 不同边不同样式
mixed_border = Border(
    left=Side(style='thick', color='0000FF'),
    right=Side(style='thin', color='00FF00'),
    top=Side(style='dashed', color='FF0000')
)

ws['C3'].border = mixed_border

# 批量设置边框
from openpyxl.styles import Border, Side

border_style = Border(
    left=Side(style='thin'),
    right=Side(style='thin'),
    top=Side(style='thin'),
    bottom=Side(style='thin')
)

for row in ws['A1:C5']:
    for cell in row:
        cell.border = border_style

import pandas as pd
from openpyxl import load_workbook
from openpyxl.styles import Border, Side

# 创建DataFrame
df = pd.DataFrame({'A': [1, 2], 'B': [3, 4]})

# 先导出数据
df.to_excel('styled.xlsx', index=False)

# 再添加样式
wb = load_workbook('styled.xlsx')
ws = wb.active

# 设置边框
border = Border(left=Side(style='thin'), right=Side(style='thin'))
for row in ws.iter_rows():
    for cell in row:
        cell.border = border

wb.save('styled.xlsx')

# 设置外粗内细的表格边框
outer_border = Border(
    left=Side(style='thick'),
    right=Side(style='thick'),
    top=Side(style='thick'),
    bottom=Side(style='thick')
)

inner_border = Border(
    left=Side(style='thin'),
    right=Side(style='thin'),
    top=Side(style='thin'),
    bottom=Side(style='thin')
)

# 应用边框样式
for row in ws.iter_rows(min_row=2, max_row=10, min_col=1, max_col=5):
    for cell in row:
        if cell.row == 2 or cell.row == 10 or cell.column == 1 or cell.column == 5:
            cell.border = outer_border
        else:
            cell.border = inner_border

def get_border(style='thin', color='000000'):
    return Border(
        left=Side(style=style, color=color),
        right=Side(style=style, color=color),
        top=Side(style=style, color=color),
        bottom=Side(style=style, color=color)
    )

# 使用自定义样式
ws['A1'].border = get_border('medium', 'FF0000')

# 使用样式对象复用
border = Border(left=Side(style='thin'))

# 先收集所有单元格再统一设置
cells = []
for row in ws.iter_rows():
    for cell in row:
        cells.append(cell)

for cell in cells:
    cell.border = border