Singkong Programming Language (v10.4)

Singkong.jar.md5

@@ -1 +1 @@
-a8ff41c386441fc503339056fad200b3 Singkong.jar
+72fc980d77ac0b9dc395634d0ec7a364 Singkong.jar

Singkong.txt

@@ -2,7 +2,7 @@ Singkong Programming Language Interpreter
 (c) Noprianto <[email protected]>, 2019-2024
 Website: nopri.github.io
 License: Free to use or redistribute, no warranty
-Version: 10.3 (2024-November-23 +07:00)
+Version: 10.4 (2024-November-24 +07:00)
 
 Singkong is based on Monkey.java: an open source, simple implementation of 
 Monkey programming language interpreter in Java.
@@ -104,7 +104,7 @@ built-in functions, please set -DDISABLE=-.
   - No command line argument: interactive
         java -jar Singkong.jar
 
-        Singkong 10.3
+        Singkong 10.4
         Press ENTER to quit
         > var hello = "Hello World"
         > hello
@@ -206,15 +206,16 @@ VAR
 Note: to get list of keywords, please use built-in function keywords.
 
 Data types:
-Related functions: builtins, eval, is, is_array_and_of, is_array_of, is_array_of_component_of, 
-hash, print, println, puts, string, type, types, variables
+Related functions: builtins, eval, ifnull, is, is_array_and_of, is_array_of, 
+is_array_of_component_of, hash, print, println, puts, string, type, types, variables
 
 - NULL
   - null
   - null literal
   - null may also returned from built-in functions
   - null is not printed. To print null, please use 
     print, println, puts, or message. 
+  - related functions: ifnull
 - NUMBER
   - any integer and decimal
   - precision: 10240, default scale: 4
@@ -891,7 +892,7 @@ To get a list of built-in functions, please call builtins()
 "FRAME_LOCATION", "FRAME_TOP", "FROM_BIN", "FROM_HEX", "FROM_OCT", "GET", 
 "GRID_ADD", "GRID_CLEAR", "GRID_REMOVE", "GUI", "HASH", "HELP", "HIDE", "HOUR", 
 "HTTP_DELETE", "HTTP_GET", "HTTP_GET_FILE", "HTTP_HEAD", "HTTP_POST", 
-"HTTP_POST_OVERRIDE", "HTTP_PUT", "HTTP_RESPONSE_OK", "IN", "INDEX", 
+"HTTP_POST_OVERRIDE", "HTTP_PUT", "HTTP_RESPONSE_OK", "IFNULL", "IN", "INDEX", 
 "INET_ADDRESS", "INET_ADDRESS_LOCAL", "INFO", "INPUT", "INTEGER", "INTEGER_GCD", 
 "INTERACTIVE", "IS", "IS_ARRAY_AND_OF", "IS_ARRAY_OF", 
 "IS_ARRAY_OF_COMPONENT_OF", "IS_LEAP_YEAR", "IS_RECT_ARRAY", "IS_RECT_ARRAY_OF", 
@@ -931,7 +932,7 @@ To get a list of built-in functions, please call builtins()
 "YEAR"]
 
 >  len(builtins())
-350
+351
 
 Note: a built-in function may be disabled when the interpreter is run. In such
 case, an error will be returned when the function is called. 
@@ -4764,6 +4765,11 @@ show()
 -----------------------------------------------------------------------------
 
 30. Changelog
+Version: 10.4 (2024-November-24 +07:00)
+- 351 built-in functions
+  new: ifnull
+- 9 built-in modules
+
 Version: 10.3 (2024-November-23 +07:00)
 - 350 built-in functions
 - 9 built-in modules

Singkong.version

@@ -1 +1 @@
-10.3
+10.4

index.html

@@ -69,14 +69,14 @@ <h3>Dr. Noprianto</h3>
         </p>
 
         <p>
-        Download (4.4 MB, version 10.3, 2024-November-23): 
+        Download (4.4 MB, version 10.4, 2024-November-24): 
         <a href="https://nopri.github.io/Singkong.jar">Singkong.jar</a>, 
         <a href="https://nopri.github.io/Singkong.jar.md5">Singkong.jar.md5</a> (checksum),  
         <a href="https://nopri.github.io/Singkong.txt">Singkong.txt</a> (documentation, also included in Singkong.jar). 
         </p>
 
         <p>
-        Singkong book in Bahasa Indonesia (320 pages): 
+        Singkong book in Bahasa Indonesia (322 pages): 
         <a href="https://nopri.github.io/singkong.pdf">singkong.pdf</a> 
         </p>
 
@@ -315,7 +315,7 @@ <h3><a href='#menu'>Books</a></h3>
         <tr>
         <td><a href="https://nopri.github.io/singkong.pdf">PDF</a></td>
         <td>Mengenal dan Menggunakan Bahasa Pemrograman Singkong (ISBN: 978-602-52770-1-6)</td>
-        <td>320 pages, published in 2020 (updated 2024) by PT. Stabil Standar Sinergi</td>
+        <td>322 pages, published in 2020 (updated 2024) by PT. Stabil Standar Sinergi</td>
         </tr>
 
         <tr>
@@ -926,7 +926,7 @@ <h3><a href='#menu'>Classes (2019-2023)</a></h3>
 
     <hr>
     <div>
-        <p>Last updated on: 2024-November-23 +07:00</p>
+        <p>Last updated on: 2024-November-24 +07:00</p>
     </div>
 </body>
 </html>

singkong.html

@@ -65,14 +65,14 @@ <h3><a href="https://nopri.github.io">Dr. Noprianto</a></h3>
         </p>
 
         <p>
-        Download (4.4 MB, version 10.3, 2024-November-23): 
+        Download (4.4 MB, version 10.4, 2024-November-24): 
         <a href="https://nopri.github.io/Singkong.jar">Singkong.jar</a>, 
         <a href="https://nopri.github.io/Singkong.jar.md5">Singkong.jar.md5</a> (checksum),  
         <a href="https://nopri.github.io/Singkong.txt">Singkong.txt</a> (documentation, also included in Singkong.jar). 
         </p>
 
         <p>
-        Singkong book in Bahasa Indonesia (320 pages): 
+        Singkong book in Bahasa Indonesia (322 pages): 
         <a href="https://nopri.github.io/singkong.pdf">singkong.pdf</a> 
         </p>
 

ui_calendar.singkong

@@ -13,7 +13,7 @@
     load_module("ui_calendar")
 ;
 
-require(9.4)
+require(10.4)
 
 var create_calendar = fn(year, month, data) 
 "
@@ -404,6 +404,7 @@ return value: ARRAY [COMPONENT (grid), COMPONENT (text), COMPONENT (button)]
     event(b, fn() {
         var dr = [-1]
         var dh = fn(d, s, dow) {
+            config(t, "active", len(s))
             config(t, "contents", s)
             popup_hide(dr[0])
             config(b, "enabled", true)