Add JavaScript mappings for isprint and ord

2 files changed, 4 insertions, 1 deletions

diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index 59708150..e211d318 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -35,10 +35,11 @@ function isAlnum(c) { return isAlpha(c) || isDigit(c); }
 function isBlank(c) { return c == ' ' || c == '\t'; }
 function isSpace(c) { return isBlank(c) || c == '\r' || c == '\n'; }
 function isXdigit(c) { return isDigit(c) || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'); }
+function ord(c) { return c.charCodeAt(0); }
+function isPrint(c) { return ord(c) > 31 && ord(c) < 127; }
 function toLower(c) { return c.toLowerCase(); }
 function toUpper(c) { return c.toUpperCase(); }
 
-
 // Lists
 
 function cons(v, ls) {
diff --git a/src/settings.sml b/src/settings.sml
index 948906ed..7a75985e 100644
--- a/src/settings.sml
+++ b/src/settings.sml
@@ -299,8 +299,10 @@ val jsFuncsBase = basisM [("alert", "alert"),
                           ("isblank", "isBlank"),
                           ("isspace", "isSpace"),
                           ("isxdigit", "isXdigit"),
+                          ("isprint", "isPrint"),
                           ("tolower", "toLower"),
                           ("toupper", "toUpper"),
+                          ("ord", "ord"),
 
                           ("checkUrl", "checkUrl"),
                           ("bless", "bless"),