题目内容

写出下面程序的运行结果。import restr='''sno:#1810101#,name:#李晓明#,age:#19#,major:#计算机#sno:#1810102#,name:#马红#,age:#20#,major:#数学#'''rlt=re.search(r'sno:#([\s\S]?)#[\s\S]?major:#([\s\S]*?)#', str, re.I)if rlt: #判断是否有匹配结果print('匹配到的整个字符串:', rlt.group())print('sno:%s, startpos:%d, endpos:%d'%(rlt.group(1), rlt.start(1), rlt.end(1)))print('major:%s, startpos:%d, endpos:%d'%(rlt.group(2), rlt.start(2), rlt.end(2)))print('所有分组匹配结果:', rlt.groups())else:print('未找到匹配信息')

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