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PORemove not alphanumeric characters from string. Having trouble with the [\] character
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copied!<p>I want to convert the following string to the provided output. </p> <pre><code>Input: "\\test\red\bob\fred\new" Output: "testredbobfrednew" </code></pre> <p>I've not found any solution that will handle special characters like <code>\r</code>, <code>\n</code>, <code>\b</code>, etc.</p> <p>Basically I just want to get rid of anything that is not alphanumeric. Here is what I've tried...</p> <pre><code>Attempt 1: "\\test\red\bob\fred\new".replace(/[_\W]+/g, ""); Output 1: "testedobredew" Attempt 2: "\\test\red\bob\fred\new".replace(/['`~!@#$%^&*()_|+-=?;:'",.<>\{\}\[\]\\\/]/gi, ""); Output 2: "testedobred [newline] ew" Attempt 3: "\\test\red\bob\fred\new".replace(/[^a-zA-Z0-9]/, ""); Output 3: "testedobred [newline] ew" Attempt 4: "\\test\red\bob\fred\new".replace(/[^a-z0-9\s]/gi, ''); Output 4: "testedobred [newline] ew" </code></pre> <p>One other attempt with multiple steps</p> <pre><code>function cleanID(id) { id = id.toUpperCase(); id = id.replace( /\t/ , "T"); id = id.replace( /\n/ , "N"); id = id.replace( /\r/ , "R"); id = id.replace( /\b/ , "B"); id = id.replace( /\f/ , "F"); return id.replace( /[^a-zA-Z0-9]/ , ""); } </code></pre> <p>with results</p> <pre><code>Attempt 1: cleanID("\\test\red\bob\fred\new"); Output 1: "BTESTREDOBFREDNEW" </code></pre> <p>Any help would be appreciated.</p> <p>Working Solution:</p> <pre><code>Final Attempt 1: return JSON.stringify("\\test\red\bob\fred\new").replace( /\W/g , ''); Output 1: "testredbobfrednew" </code></pre>

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