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Author: javascript-2020

utils/editors/js-console/html/output-console/v2.0/output-console-v2.0.html

@@ -614,7 +614,8 @@
                   window.console.groupCollapsed.apply(window.console,args);
             }
 
-            var div   = disp.apply(null,arguments);
+            vat out   = formatConsoleArgs(arguments);
+            var div   = disp.apply(null,out);
             return div;
 
       }//groupCollapsed
@@ -674,6 +675,39 @@
   //:
 
 
+      function formatConsoleArgs(args) {
+      
+        if (typeof args[0] !== "string") return args;
+        
+        let fmt = args[0];
+        let out = [];
+        let argIndex = 1;
+        
+        out.push(fmt.replace(/%[sdifoO]/g, (match) => {
+          const val = args[argIndex++];
+          switch (match) {
+            case "%s": return String(val);
+            case "%d":
+            case "%i": return parseInt(val, 10);
+            case "%f": return parseFloat(val);
+            case "%o":
+            case "%O":
+              return JSON.stringify(val, null, 2); // or your own inspector
+            default:
+              return match;
+          }
+        }));
+        
+        // Append any remaining args
+        while (argIndex < args.length) {
+          out.push(args[argIndex++]);
+        }
+        
+        return out;
+        
+      }
+      
+      
       function build(args){
 
             var str     = '';