How to remove spaces in python
How to remove spaces in python? Here are some common methods:
a=' ddd dfe dfd efre ddd ' a ' ddd dfe dfd efre ddd '
1.strip(): Remove the leading and trailing spaces
a.strip() 'ddd dfe dfd efre ddd'
2 .lstrip(): Remove the spaces on the left
In[5]: a.lstrip() Out[5]: 'ddd dfe dfd efre ddd '
3.rstrip(): Remove the spaces on the right
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In[6]: a.rstrip() Out[6]: ' ddd dfe dfd efre ddd'
4.replace('c1','c2'): Replace c1 in the string with c2. Therefore, you can use replace(' ','') to remove all spaces in the string
In[7]: a.replace(' ','') Out[7]: 'ddddfedfdefreddd'
5.split(): Slice the string by specifying the delimiter. If the parameter If num has a specified value, only num substrings are separated
In[8]: a.split() Out[8]: ['ddd', 'dfe', 'dfd', 'efre', 'ddd']
In[3]: a = 'dfdfd*dfjdf**fdjfd*22*' In[4]: a Out[4]: 'dfdfd*dfjdf**fdjfd*22*' In[5]: a.split('*') Out[5]: ['dfdfd', 'dfjdf', '', 'fdjfd', '22', ''] In[6]: a.split('*',2) Out[6]: ['dfdfd', 'dfjdf', '*fdjfd*22*']
6. Use regular expressions
>>> re.split(r'\s+', 'a b c') ['a', 'b', 'c']
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