String matching: Difference between revisions

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 =={{header|D}}==
-<lang d>import std.stdio: writeln;
+<lang d>void main() {
+    import std.stdio;
-import std.algorithm: startsWith, endsWith, find, countUntil;
+    import std.algorithm: startsWith, endsWith, find, countUntil;
+    "abcd".startsWith("ab").writeln;      // true
-void main() {
-    writeln("abcd".startsWith("ab"));      // true
+    "abcd".endsWith("zn").writeln;        // false
-    writeln("abcd".endsWith("zn"));        // false
+    "abab".find("bb").writeln;            // empty array (no match)
-    writeln("abab".find("bb"));            // empty array (no match)
+    "abcd".find("bc").writeln;            // "bcd" (substring start
-    writeln("abcd".find("bc"));            // "bcd" (substring start
                                            //        at match)
-    writeln("abab".countUntil("bb"));      // -1 (no match)
+    "abab".countUntil("bb").writeln;      // -1 (no match)
-    writeln("abab".countUntil("ba"));      //  1 (index of 1st match)
+    "abab".countUntil("ba").writeln;      //  1 (index of 1st match)
     // std.algorithm.startsWith also works on arrays and ranges:
-    writeln([1, 2, 3].countUntil(3));      //  2
+    [1, 2, 3].countUntil(3).writeln;      //  2
-    writeln([1, 2, 3].countUntil([2, 3])); //  1
+    [1, 2, 3].countUntil([2, 3]).writeln; //  1
 }</lang>
 {{out}}