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Pangram checker: Difference between revisions
→{{header|D}}
m (→{{header|Java}}: Removed unnecessary concatenation and toLowerCase() operation, added early exit if character is missing.) |
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Line 281:
assert(isPangram("ABC.D.E.FGHI*J/KL-M+NO*PQ R\nSTUVWXYZ")); // true
assert(!isPangram("")); // false
}</lang>
shorter but slower version
<lang d>import std.algorithm, std.string;
string alphabet = "abcdefghijklmnopqrstuvwxyz";
bool isPangram(string s) {
return equal(setIntersection(s.tolower, alphabet), alphabet);
}</lang>
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