strlen tag

2 questions

2 answers
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strlen and string

I wonder why David921 read from the file through the strlen function has a length of 9.When reading the same David921 length through gets, the length is 8 so I wonder why this difference occurs.

strlen string fileinputstream

2 years ago

1 answers
112 views
0

Is strlen() calculated every time in the for statement?

for (int i = 0; i < strlen(ss); ++i){ // Hello}If you think about it, the ss might change inside the for statementI think strlen(ss) should be calculated every timeBut if you do strlen() every time...

gcc c++ c optimization strlen

2 years ago

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