Isalnum

C++ isalphanum

string test = "Ab4 :";
std::isalnum(test[0]);	//true
std::isalnum(test[1]);	//true
std::isalnum(test[2]);	//true
std::isalnum(test[3]);	//false
std::isalnum(test[4]);	//false

Isalnum

isalpha() - To check Alphabets
isnumeric() - To check Number
isalnum() - To check both alphabates and number

Similar codes

0 vote202 views1 answer
Use a callable instead, e.g., use `dict` instead of `{}`
Python
0 vote206 views1 answer
List from dataframe python
Python
1 vote220 views6 answers
Add item to tuple python
Python
0 vote239 views1 answer
Python assertEqual tuple list
Python
0 vote186 views1 answer
Kroki - hello.dot
Python
1 vote288 views2 answers
Sep and end in print python
Python
178 votes311 views6 answers
Read file python
Python
7 votes190 views2 answers
Discord.py reference
Python
0 vote236 views1 answer
Get question mark from a word + python
Python
0 vote205 views1 answer
Pandas from range of columns
Python