--- /dev/null
+foreach
+-----
+<?php
+
+foreach ($arr as $val) {
+
+}
+
+foreach ($arr as &$val) {
+
+}
+
+foreach ($arr as $key => $val) {
+
+}
+
+foreach ($arr as $key => &$val) {
+
+}
+-----
+foreach ($arr as $val) {
+}
+foreach ($arr as &$val) {
+}
+foreach ($arr as $key => $val) {
+}
+foreach ($arr as $key => &$val) {
+}
\ No newline at end of file