C++ strcspn() Function

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C++ strcspn()

The strcspn() function scans str1 for the first occurrence of any of the characters that are part of str2, returning index value of the first matched character.

This function is defined in <cstring> header file.


C++ Compiler
#include <iostream> #include <cstring> using namespace std; int main() { long len; char str1[] = "wikimass.com"; char str2[] = "msk"; // k is the first match len = strcspn(str1, str2); cout << "Index of first matched character: " << len; return 0; }


size_t strcspn(const char *str1, const char *str2)

Parameter Values

str1 Required Specifies the string 1
str2 Required Specifies the string 2

Return Value

Number Returns the index value of the first matched character.

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