C Tutorial/wctype.h/iswdigit
int iswdigit(wint_t ch)
Function char Equivalent int iswdigit(wint_t ch) isdigit()
<source lang="cpp">#include <stdio.h>
- include <wctype.h>
int main(void) {
int wc; for (wc=0; wc <= 0xFF; wc++) { printf("%3d", wc); printf(" %#4x ", wc); printf("%2s", iswdigit(wc) ? "D" : " "); putchar("\n"); }
}</source>