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30secondsofcode
2018-10-03 05:03:56 +00:00
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@ -180,14 +180,12 @@
<span class="token function">isArmstrongNumber</span><span class="token punctuation">(</span><span class="token number">56</span><span class="token punctuation">);</span> <span class="token comment">// false</span>
</pre></div><div class="card code-card"><div class="section card-content"><h4 id="issimilar.md">isSimilar</h4><p>Determines if the <code>pattern</code> matches with <code>str</code>.</p><p>Use <code>String.toLowerCase()</code> to convert both strings to lowercase, then loop through <code>str</code> and determine if it contains all characters of <code>pattern</code> and in the correct order. Adapted from <a href="https://github.com/forrestthewoods/lib_fts/blob/80f3f8c52db53428247e741b9efe2cde9667050c/code/fts_fuzzy_match.js#L18">here</a>.</p></div><div class="copy-button-container"><button class="copy-button" aria-label="Copy to clipboard"></button></div><pre class="section card-code language-js"><span class="token keyword">const</span> <span class="token function-variable function">isSimilar</span> <span class="token operator">=</span> <span class="token punctuation">(</span>pattern<span class="token punctuation">,</span> str<span class="token punctuation">)</span> <span class="token operator">=></span>
<span class="token punctuation">[</span><span class="token operator">...</span>str<span class="token punctuation">].</span><span class="token function">reduce</span><span class="token punctuation">(
(</span>matchIndex<span class="token punctuation">,</span> char<span class="token punctuation">)</span> <span class="token operator">=></span>
char<span class="token punctuation">.</span><span class="token function">toLowerCase</span><span class="token punctuation">()</span> <span class="token operator">===</span> <span class="token punctuation">(</span>pattern<span class="token punctuation">[</span>matchIndex<span class="token punctuation">]</span> <span class="token operator">||</span> <span class="token string">''</span><span class="token punctuation">).</span><span class="token function">toLowerCase</span><span class="token punctuation">()</span>
<span class="token operator">?</span> matchIndex <span class="token operator">+</span> <span class="token number">1</span>
<span class="token punctuation">:</span> matchIndex<span class="token punctuation">,</span>
<span class="token number">0</span>
<span class="token punctuation">)</span> <span class="token operator">===</span> pattern<span class="token punctuation">.</span>length
<span class="token operator">?</span> <span class="token boolean">true</span>
<span class="token punctuation">:</span> <span class="token boolean">false</span><span class="token punctuation">;</span>
(</span>matchIndex<span class="token punctuation">,</span> char<span class="token punctuation">)</span> <span class="token operator">=></span>
char<span class="token punctuation">.</span><span class="token function">toLowerCase</span><span class="token punctuation">()</span> <span class="token operator">===</span> <span class="token punctuation">(</span>pattern<span class="token punctuation">[</span>matchIndex<span class="token punctuation">]</span> <span class="token operator">||</span> <span class="token string">''</span><span class="token punctuation">).</span><span class="token function">toLowerCase</span><span class="token punctuation">()</span>
<span class="token operator">?</span> matchIndex <span class="token operator">+</span> <span class="token number">1</span>
<span class="token punctuation">:</span> matchIndex<span class="token punctuation">,</span>
<span class="token number">0</span>
<span class="token punctuation">)</span> <span class="token operator">===</span> pattern<span class="token punctuation">.</span>length<span class="token punctuation">;</span>
</pre><label class="collapse">examples</label><pre class="section card-examples language-js"><span class="token function">isSimilar</span><span class="token punctuation">(</span><span class="token string">'rt'</span><span class="token punctuation">,</span><span class="token string">'Rohit'</span><span class="token punctuation">);</span> <span class="token comment">// true</span>
<span class="token function">isSimilar</span><span class="token punctuation">(</span><span class="token string">'tr'</span><span class="token punctuation">,</span><span class="token string">'Rohit'</span><span class="token punctuation">);</span> <span class="token comment">// false</span>
</pre></div><div class="card code-card"><div class="section card-content"><h4 id="jsontodate.md">JSONToDate</h4><p>Converts a JSON object to a date.</p><p>Use <code>Date()</code>, to convert dates in JSON format to readable format (<code>dd/mm/yyyy</code>).</p></div><div class="copy-button-container"><button class="copy-button" aria-label="Copy to clipboard"></button></div><pre class="section card-code language-js"><span class="token keyword">const</span> <span class="token function-variable function">JSONToDate</span> <span class="token operator">=</span> arr <span class="token operator">=></span> <span class="token punctuation">{</span>