upload new files

Author: BaseMax

array_unique.php

@@ -0,0 +1,27 @@
+<?php
+// array_unique
+$list = [
+    "a",
+    "b",
+    "c",
+    "a",
+    "a",
+    "a"
+];
+print_r($list);
+
+$list = array_unique($list);
+print_r($list);
+
+$list = [
+    5=>"a",
+    "b",
+    "c",
+    56=>"a",
+    51=>"a",
+    50=>"a"
+];
+print_r($list);
+
+$list = array_unique($list);
+print_r($list);

getcwd.php

@@ -0,0 +1,11 @@
+<?php
+// getcwd
+$current_path = getcwd();
+var_dump($current_path);
+
+var_dump(
+    realpath($current_path . "/../")
+);
+var_dump(
+    realpath($current_path . "/../../")
+);

is_bool.php

@@ -0,0 +1,11 @@
+<?php
+// is_bool
+$var = true;
+var_dump(is_bool($var));
+
+$var = false;
+var_dump(is_bool($var));
+
+var_dump(is_bool([]));
+var_dump(is_bool("fff"));
+

is_int.php

@@ -0,0 +1,10 @@
+<?php
+// is_int
+$int = 1;
+var_dump(is_int($int));
+
+$int = 1.0;
+var_dump(is_int($int));
+
+$pi = 3.14;
+var_dump(is_int($pi));

is_numeric.php

@@ -0,0 +1,20 @@
+<?php
+// is_numeric
+$int = 1;
+var_dump(is_numeric($int));
+
+$int = 1.0;
+var_dump(is_numeric($int));
+
+$pi = 3.14;
+var_dump(is_numeric($pi));
+
+var_dump(is_numeric("hey"));
+
+var_dump(is_numeric([]));
+
+var_dump(is_numeric(new stdClass()));
+
+var_dump(is_numeric(true));
+
+var_dump(is_numeric(false));