Python字符串替换 replace 基础用法
super
2022-12-14 23:53
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Python字符串替换 replace 基础用法
str = '123426'
# 默认全部替换
print(str.replace('2', '-'))
# 1-34-6
# 仅替换一次 param1:old str; param2: new str; [param3: count]
print(str.replace('2', '-', 1))
# 1-3426
![](/uploads/article/20221214/08304c64cf8f48cc291f08265e3a7767.png)
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