langs a-z

Task/Loops-For/UNIX-Shell/loops-for-1.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+# Using a while control construct to emulate a for loop
+
+l="1"                   # Set the counters to one
+while [ "$l" -le 5 ]    # Loop while the counter is less than five
+  do
+  m="1"
+  while [ "$m" -le "$l" ]  # Loop while the counter is less than five
+    do
+    printf "*"
+    m=`expr "$m" + 1`   # Increment the inner counter
+  done
+  echo
+  l=`expr "$l" + 1`   # Increment the outer counter
+done

Task/Loops-For/UNIX-Shell/loops-for-2.sh

@@ -0,0 +1,6 @@
+for i in `jot 5`; do
+	for j in `jot $i`; do
+		printf \*
+	done
+	echo
+done

Task/Loops-For/UNIX-Shell/loops-for-3.sh

@@ -0,0 +1,6 @@
+for (( x=1; $x<=5; x=$x+1 )); do
+  for (( y=1; y<=$x; y=$y+1 )); do
+    echo -n '*'
+  done
+  echo ""
+done

Task/Loops-For/UNIX-Shell/loops-for-4.sh

@@ -0,0 +1,6 @@
+foreach i (`jot 5`)
+	foreach j (`jot $i`)
+		echo -n \*
+	end
+	echo ""
+end