September 2017 Update

Task/Detect-division-by-zero/Sidef/detect-division-by-zero-1.sidef

@@ -0,0 +1,7 @@
+func div_check(a, b){
+    var result = a/b
+    result.abs == Inf ? nil : result
+}
+ 
+say div_check(10, 2)  # 5
+say div_check(1, 0)   # nil (detected)

Task/Detect-division-by-zero/Sidef/detect-division-by-zero-2.sidef

@@ -0,0 +1,6 @@
+func div_check(a, b){
+    Perl.eval("#{a} / #{b}")
+}
+ 
+say div_check(10, 2)  # 5
+say div_check(1, 0)   # nil (detected)

Task/Detect-division-by-zero/Sidef/detect-division-by-zero.sidef

@@ -1,13 +0,0 @@
-func div(a, b){
-    try {
-        a / b
-    }
-    catch { |_, msg|
-        say "tried to divide by zero" if (msg ~~ /Division by zero/)
-        nil
-    }
-}
-
-say div(10, 2);      # 5
-say div(1, 0);       # inf, 1/0 constants are substituted for infinity
-say div(1.c, 0.c);   # nil, and prints "tried to divide by zero" (complex numbers)