speed up string encoding and decoding

NeuroJSON · Apr 17, 2023 · 3c32aff · 3c32aff
1 parent cb43ed1
commit 3c32aff
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/decodevarname.m b/decodevarname.m
@@ -39,7 +39,7 @@
 end
 
 if(isunpack)
-    if(isempty(regexp(name,'0x([0-9a-fA-F]+)_','once')))
+    if(isempty(strfind(name, '0x')) || isempty(regexp(name,'0x([0-9a-fA-F]+)_','once')))
         return
     end
     if(exist('native2unicode','builtin'))

diff --git a/loadjson.m b/loadjson.m
@@ -641,7 +641,7 @@
         catch
         end
     end
-    if(~ischar(str))
+    if(~ischar(str) || isempty(find(str=='\', 1)))
         return;
     end
     escapechars={'\\','\"','\/','\a','\b','\f','\n','\r','\t','\v'};

diff --git a/savejson.m b/savejson.m
@@ -533,7 +533,7 @@
     end
 end
 for e=1:len
-    if(strcmp('_ArrayZipData_',decodevarname(name,varargin{1}.unpackhex))==0)
+    if(strcmp('_ArrayZipData_',decodevarname(name,varargin{1}.unpackhex))==0 && ~isempty(find(item(e,:)=='\', 1)))
         val=escapejsonstring(item(e,:),varargin{:});
     else
         val=item(e,:);