# 使用 lstrip() 去除左侧空白字符left_trimmed_string=original_string.lstrip()# 去除左侧空白字符print(f"左侧去除后: '{left_trimmed_string}'")# 使用 rstrip() 去除右侧空白字符right_trimmed_string=original_string.rstrip()# 去除右侧空白字符print(f"右侧去除后: '{right_trimmed_string}'") 1. 2. ...
The “old style” string formatting syntax changes slightly if you want to make multiple substitutions in a single string. Because the % operator takes only one argument, you need to wrap the right-hand side in a tuple, like so: 如果要在单个字符串中进行多个替换,则“旧样式”字符串格式语法...
string_var=" \t a string example\n\t\r "print(string_var)string_var=string_var.lstrip()# trim white space from leftprint(string_var)string_var=" \t a string example\t "string_var=string_var.rstrip()# trim white space from rightprint(string_var)string_var=" \t a string example\t...
string_var = string_var.lstrip() # trim white space from left print(string_var) string_var = " \t a string example\t " string_var = string_var.rstrip() # trim white space from right print(string_var) string_var = " \t a string example\t " string_var = string_var.strip() #...
left_stripped_string=original_string.lstrip()# 删除开头的空格 right_stripped_string=original_string.rstrip()# 删除结尾的空格 print(left_stripped_string) print(right_stripped_string) 以上代码执行会输出结果如下: 这是一个带有空格的字符串 这是一个带有空格的字符串 ...
str_trim(text, side = "left") str_trim(text, side = "right") str_pad()函数 字符串填充函数。指定字符串的长度,不足长度的位置用填充符填充,字符串长度已经长于指定长度,不填充。 str_pad(string, width, side = c("left", "right", "both"), pad = " ") ...
console.log(s.trim()) // 去除两端的空白字符。trimLeft、trimRight是非标函数,少用 console.log('-'.repeat(30)) 2.8、数值型number 在JS中,数据均为双精度浮点型范围只能在 -(2^53 -1) 和 2^53 -1之间,整型也不例外。 数字类型还有三种符号值:+Infinity(正无穷)、-Infinity(负无穷)和 NaN (not-...
import csv import random import string def create_invite_code(random_code_pool=None, length=6, num=10, is_append=False): """ 创建随机邀请码,并写入txt文件 :param: random_code_pool 随机邀请码 :param: length 邀请码长度 :param: num 邀请码个数 :param: is_append True追加,False 覆盖 :...
trim: strip/lstrip/rstrip 编/解码:只能对str解码 str('汉').decode('UTF-8'), 只能对Unicode编码 u('汉').encode('UTF-8') 大小写转换: lower/uper 判断:isalnum/isalpha/isdigit/islower/isspace/isupper/startwith/endwith 格式化: %+tuple/dict,类似c语言sprintf,一个参数'%d' % 1 = '1' ; 两...
3 Methods to Trim a String in Python Python provides built-in methods to trim strings, making it straightforward to clean and preprocess textual data. These methods include .strip(): Removes leading and trailing characters (whitespace by default). ...