python 字符串技巧

str.lstrip([chars])

参数:

• chars 字符用来选择被删除的元素,默认为空格

返回值:

• 删除前面元素后的新字符串

例子：

str = "     this is string example....wow!!!     ";
print str.lstrip()
str = "88888888this is string example....wow!!!8888888";
print str.lstrip('8')

输出：

his is string example....wow!!!
this is string example....wow!!!8888888