py/unicode: Add unichar_isalnum().

micropython · Jan 12, 2020 · df5c3bd · df5c3bd
1 parent bc5c993
commit df5c3bd
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diff --git a/py/misc.h b/py/misc.h
@@ -140,6 +140,7 @@ bool unichar_isprint(unichar c);
 bool unichar_isdigit(unichar c);
 bool unichar_isxdigit(unichar c);
 bool unichar_isident(unichar c);
+bool unichar_isalnum(unichar c);
 bool unichar_isupper(unichar c);
 bool unichar_islower(unichar c);
 unichar unichar_tolower(unichar c);

diff --git a/py/unicode.c b/py/unicode.c
@@ -140,6 +140,10 @@ bool unichar_isident(unichar c) {
     return c < 128 && ((attr[c] & (FL_ALPHA | FL_DIGIT)) != 0 || c == '_');
 }
 
+bool unichar_isalnum(unichar c) {
+    return c < 128 && ((attr[c] & (FL_ALPHA | FL_DIGIT)) != 0);
+}
+
 bool unichar_isupper(unichar c) {
     return c < 128 && (attr[c] & FL_UPPER) != 0;
 }