3 在python文件编辑区中,输入:“import string”,导入 string 模块。4 输入:“x = string.ascii_uppercase”,点击Enter键。5 然后输入:“print(x)”,打印出 string.ascii_uppercase 属性。6 在编辑区域点击鼠标右键,在弹出菜单中选择“运行”选项。7 在运行结果窗口中查看运行结果,可以看到已经成功地打印...
遍历字符串中的每个字符,如果字符ch满足 'A' <= ch <= 'Z' 则判定为大写字母,计数加1
string.ascii_letters ascii_lowercase+ascii_uppercase的结果 。该值不依赖于本地设置。 string.ascii_lowercase 小写字母 a-z.该值不依赖于本地设置以及不会被修改。 string.ascii_uppercase 大写字母 A-Z.该值不依赖于本地设置以及不会被修改。 string.digits 字符串 0-9. string.hexdigits 十六进制数字对应...
string.ascii_lowercase 小写字母’abcdefghijklmnopqrstuvwxyz’ string.ascii_uppercase 大写的字母’ABCDEFGHIJKLMNOPQRSTUVWXYZ’ string.ascii_letters ascii_lowercase和ascii_uppercase常量的连接串 string.digits 数字0到9的字符串:’0123456789’ string.hexdigits 字符串’0123456789abcdefABCDEF’ string.letters 字符...
ascii_letters = ascii_lowercase + ascii_uppercase digits = '0123456789' hexdigits = digits + 'abcdef' + 'ABCDEF' octdigits = '01234567' punctuation = """!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~""" printable = digits + letters + punctuation + whitespace ...
string.ascii_letters string.ascii_lowercase string.ascii_uppercase string.digits string.hexdigits string.octdigits string.punctuation string.printable string.whitespace 下面是测试,可是,发生了错误,和上面讲的一条规则冲突了——没有连接起来: >>> string.ascii_letters ...
ascii_lowercase The lowercase letters 'abcdefghijklmnopqrstuvwxyz'. This value is not locale-dependent and will not change. 3) string. ascii_uppercase The uppercase letters 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'. This value is not locale-dependent and will not change. ...
print str[-3:-1] #截取倒数第三位与倒数第一位之前的字符 print str[-3:] #截取倒数第三位到结尾 print str[:-5:-3] #逆序截取 7.string 模块 import string string.ascii_uppercase 所有大写字母 string.ascii_lowercase 所有小写字母 string.ascii_letters 所有字母 string.digits 所有数字...
IndexOutOfBoundsException - If offset is negative, count is negative, or offset is greater than ascii.length - count See Also: String(byte[], int), String(byte[], int, int, java.lang.String), String(byte[], int, int, java.nio.charset.Charset), String(byte[], int, int), String(...
INITCAP: This function is used to convert the first letter of each word in English in a string into an uppercase letter and the other letters of each word into lowercase characters. ASCII Syntax bigint ascii(string <str>) Description Returns the ASCII code of the first character in a str...