Escape strings for use in regex search. (mrdoob#23729)

abernier · Sep 16, 2022 · 753226b · 753226b
1 parent 3fcf60f
commit 753226b
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/docs/index.html b/docs/index.html
@@ -350,6 +350,12 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 		}
 
+		function escapeRegExp( string ) {
+
+			return string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
+
+		}
+
 		function updateFilter() {
 
 			let v = filterInput.value.trim();
@@ -367,7 +373,7 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 			//
 
-			const regExp = new RegExp( filterInput.value, 'gi' );
+			const regExp = new RegExp( escapeRegExp( v ), 'gi' );
 
 			for ( let pageName in pageProperties ) {
 

diff --git a/examples/index.html b/examples/index.html
@@ -249,6 +249,12 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 		}
 
+		function escapeRegExp( string ) {
+
+			return string.replace( /[.*+?^${}()|[\]\\]/g, '\\$&' ); // https://stackoverflow.com/a/6969486/5250847
+
+		}
+
 		function updateFilter( files, tags ) {
 
 			let v = filterInput.value.trim();
@@ -264,7 +270,7 @@ <h1><a href="https://threejs.org">three.js</a></h1>
 
 			}
 
-			const exp = new RegExp( v, 'gi' );
+			const exp = new RegExp( escapeRegExp( v ), 'gi' );
 
 			for ( const key in files ) {