Get Only Url Value Of FileStack JSON.stringify? March 30, 2023 Post a Comment I'm using FileStack on my website, according to FileStack Docs I have this actually: <p>Your browser do</div> <h2 id="solution_1">Solution 1: </h2> <div class="answer-desc"><p>You're almost there, are not you?</p> <p>What about appending <code>[0].url</code> to the object which is returned ?</p> <p>I mean substituting <code>result = JSON.stringify(Blobs, ['url']);</code> for <code>result = JSON.stringify(Blobs, ['url'])[0].url</code>;</p> <p><b> UPDATE</b></p> <p>My first anwser is wrong because <code>result</code> in</p> <pre><code id="code_4" class="hljs language-ini"><span class="hljs-attr">result</span> = JSON.stringify(Blobs, [<span class="hljs-string">'url'</span>]) </code><button class="copy-btn btn btn-secondary btn-sm" onclick="copyCode(this,'code_4')">Copy</button></pre> <p>returns <code>'[{"url":"https://cdn.filepicker.io/api/file/--link1--"}]'</code>, which is a string since it comes from a <code>stringify</code>ed variable. Thus, <code>result[0]</code> returns its first character, which is <code>"["</code>. Finaly <code>result[0].url</code> or put differently, <code>"[".url</code> is undefined. (and can hardly be so)</p> <p>Replace this part:</p> <pre><code id="code_11" class="hljs language-javascript"><span class="hljs-keyword">function</span>(<span class="hljs-params">Blobs</span>){ <span class="hljs-variable language_">console</span>.<span class="hljs-title function_">log</span>(<span class="hljs-title class_">JSON</span>.<span class="hljs-title function_">stringify</span>(<span class="hljs-title class_">Blobs</span>)); <span class="hljs-keyword">var</span> result = <span class="hljs-title class_">JSON</span>.<span class="hljs-title function_">stringify</span>(<span class="hljs-title class_">Blobs</span>, [<span class="hljs-string">'url'</span>]); $(<span class="hljs-string">'#files'</span>).<span class="hljs-title function_">html</span>(result); } </code><button class="copy-btn btn btn-secondary btn-sm" onclick="copyCode(this,'code_11')">Copy</button></pre> <p>by </p> <pre><code id="code_12" class="hljs language-javascript"><span class="hljs-keyword">function</span>(<span class="hljs-params">Blobs</span>){ $(<span class="hljs-string">'#files'</span>).<span class="hljs-title function_">html</span>(<span class="hljs-title class_">Blobs</span>[<span class="hljs-number">0</span>].<span class="hljs-property">url</span>); } </code><button class="copy-btn btn btn-secondary btn-sm" onclick="copyCode(this,'code_12')">Copy</button></pre> <p>If one wants to get the desired information from a json, one must not <code>stringify</code> it. </p> <p><b> Update </b></p> <p>Or if you want to display numerous urls, because of multiple files replace the latter method by</p> <pre><code id="code_14" class="hljs language-javascript"><span class="hljs-keyword">function</span>(<span class="hljs-params">Blobs</span>){ <span class="hljs-keyword">var</span> displayedUrls = <span class="hljs-string">""</span>; <span class="hljs-keyword">for</span> (i = <span class="hljs-number">0</span>; i < <span class="hljs-title class_">Blobs</span>.<span class="hljs-property">length</span>; i++) { displayedUrls += <span class="hljs-title class_">Blobs</span>[i].<span class="hljs-property">url</span> + <span class="hljs-string">"<br>"</span>; } } $(<span class="hljs-string">'#files'</span>).<span class="hljs-title function_">html</span>(displayedUrls); 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