isAlphaNum

Value must contain only alpha-numeric characters (a … z, A … Z, 0 … 9)

@safe

@constraint

struct isAlphaNum {

bool check(T s);

static immutable

string errorMessage;

}

Members

Functions

check bool check(T s): Undocumented in source. Be warned that the author may not have intended to support it.

Static variables

errorMessage string errorMessage;: Undocumented in source.

Examples

assert(test!isAlphaNum("abcdefghijklmnopqrstuvwxyz"));
assert(test!isAlphaNum("ABCDEFGHIUJKLMNOPQRSTUVXYZ"));
assert(test!isAlphaNum("A12"));
assert(test!isAlphaNum("Az12"));
assert(!test!isAlphaNum("Müll"));

assert(test!isAlphaNum('a'));
assert(test!isAlphaNum('A'));
assert(test!isAlphaNum('9'));
assert(!test!isAlphaNum("\xFF"));

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Source

See Implementation