First commit

lib/ckmkeys.php

@@ -0,0 +1,14 @@
+<?php
+
+function ckmkeys($keys,$arr) {
+	$b=true;
+	foreach ($keys as $key) {
+		if (!array_key_exists($key,$arr)) {
+			$b=false;
+			break;
+		}
+	}
+	return $b;
+}
+
+?>

lib/mb_ucfirst.php

@@ -0,0 +1,11 @@
+<?php
+
+function mb_ucfirst($str) {
+	if (preg_match('#^.#u',$str,$matches)===1) {
+		$first=mb_strtoupper($matches[0],'UTF-8');
+		$str=preg_replace('#^.#u',$first,$str);
+	}
+	return $str;
+}
+
+?>