Data update

Task/Closures-Value-capture/Kotlin/closures-value-capture.kotlin

@@ -1,8 +0,0 @@
-// version 1.0.6
-
-fun main(args: Array<String>) {
-    // create an array of 10 anonymous functions which return the square of their index
-    val funcs = Array(10){ fun(): Int = it * it }
-    // call all but the last
-    (0 .. 8).forEach { println(funcs[it]()) }
-}

Task/Closures-Value-capture/Kotlin/closures-value-capture.kts

@@ -0,0 +1,9 @@
+val results = mutableListOf<() -> Int>()
+var i = 0
+while (i < 10) {
+    // Closures capture by reference, so reassignment is needed.
+    val j = i
+    results.add { j * j }
+    i++
+}
+println(results[3]()) // prints "9"

Task/Closures-Value-capture/PHP/closures-value-capture-1.php

@@ -1,7 +1,7 @@
 <?php
 $funcs = array();
 for ($i = 0; $i < 10; $i++) {
-    $funcs[] = function () use ($i) { return $i * $i; };
+    $funcs[] = fn() => $i * $i;
 }
 echo $funcs[3](), "\n"; // prints 9
 ?>

Task/Closures-Value-capture/PHP/closures-value-capture-2.php

@@ -1,7 +1,7 @@
 <?php
 $funcs = array();
 for ($i = 0; $i < 10; $i++) {
-    $funcs[] = create_function('', '$i = ' . var_export($i, true) . '; return $i * $i;');
+    $funcs[] = function () use ($i) { return $i * $i; };
 }
 echo $funcs[3](), "\n"; // prints 9
 ?>

Task/Closures-Value-capture/PHP/closures-value-capture-3.php

@@ -0,0 +1,7 @@
+<?php
+$funcs = array();
+for ($i = 0; $i < 10; $i++) {
+    $funcs[] = create_function('', '$i = ' . var_export($i, true) . '; return $i * $i;');
+}
+echo $funcs[3](), "\n"; // prints 9
+?>

Task/Closures-Value-capture/PascalABC.NET/closures-value-capture.pas

@@ -0,0 +1,9 @@
+type
+  Tfuncs = integer-> () -> integer;
+
+begin
+  var captor: Tfuncs := x -> () ->x * x;
+  var functions := Range(0, 10).Select(captor).ToArray;
+  println(functions);
+  println(functions[4]());
+end.

Task/Closures-Value-capture/V-(Vlang)/closures-value-capture.v

@@ -0,0 +1,12 @@
+fn new_counter() fn () int {
+	mut i := 0
+	return fn [mut i] () int {
+		i++
+		return i
+	}
+}
+
+count := new_counter()
+println(count()) // 1
+println(count()) // 2
+println(count()) // 3