From e1dd8fce415a2caac76b705b1a52bf0a258de767 Mon Sep 17 00:00:00 2001
From: otya128 <otya128@users.noreply.github.com>
Date: Sat, 3 Sep 2016 17:30:21 +0900
Subject: [PATCH] =?UTF-8?q?STR$=E3=81=8C=E6=A1=81=E6=95=B0=E6=8C=87?=
 =?UTF-8?q?=E5=AE=9A=E5=8F=AF=E8=83=BD=E3=81=AB=E3=81=AA=E3=81=A3=E3=81=9F?=
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---
 SMILEBASIC/builtinfunctions.d | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/SMILEBASIC/builtinfunctions.d b/SMILEBASIC/builtinfunctions.d
index 6facbb4..dc10ef0 100644
--- a/SMILEBASIC/builtinfunctions.d
+++ b/SMILEBASIC/builtinfunctions.d
@@ -862,6 +862,21 @@ class BuiltinFunction
     {
         return val.to!wstring;
     }
+    static wstring STR(double val, int digits)
+    {
+        //formatだとうまくいかない
+        if(digits > 63 || digits < 0)
+        {
+            throw new OutOfRange();
+        }
+        auto str = val.to!wstring;
+        if (str.length >= digits)
+            return str;
+        wchar[64] str2;
+        str2[0..digits - str.length] = ' ';
+        str2[digits - str.length..digits] = str;
+        return str2[0..digits].to!wstring;
+    }
     static wstring HEX(int val, DefaultValue!(int, false) digits)
     {
         import std.format;