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Create Account
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Create & Validate Mnemonic
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<a href="../../.." >Create Account</a>
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<h1 id="create-account">Create Account</h1>
<p>The following example shows how to create and account with keyring.</p>
<pre><code class="lang-javascript"><div class="sunlight-container sunlight-theme-gitbook"><div class="sunlight-code-container"><pre class="sunlight-highlight-javascript sunlight-highlighted"><span class="sunlight-javascript"><span class="sunlight-comment">//&#xA0;Import&#xA0;Keyring&#xA0;class&#xA0;and&#xA0;utility&#xA0;function</span>
<span class="sunlight-reservedWord">const</span>&#xA0;<span class="sunlight-ident">Keyring</span>&#xA0;<span class="sunlight-operator">=</span>&#xA0;<span class="sunlight-ident">require</span><span class="sunlight-punctuation">(</span><span class="sunlight-string">&apos;@polkadot/keyring&apos;</span><span class="sunlight-punctuation">)</span><span class="sunlight-operator">.</span><span class="sunlight-keyword">default</span><span class="sunlight-punctuation">;</span>
<span class="sunlight-reservedWord">const</span>&#xA0;<span class="sunlight-ident">stringToU8a</span>&#xA0;<span class="sunlight-operator">=</span>&#xA0;<span class="sunlight-ident">require</span><span class="sunlight-punctuation">(</span><span class="sunlight-string">&apos;@polkadot/util/string/toU8a&apos;</span><span class="sunlight-punctuation">)</span><span class="sunlight-operator">.</span><span class="sunlight-keyword">default</span><span class="sunlight-punctuation">;</span>
<span class="sunlight-ident">async</span>&#xA0;<span class="sunlight-keyword">function</span>&#xA0;<span class="sunlight-named-ident">main</span>&#xA0;<span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span>&#xA0;<span class="sunlight-punctuation">{</span>
&#xA0;&#xA0;<span class="sunlight-comment">//&#xA0;Create&#xA0;account&#xA0;seed&#xA0;for&#xA0;Alice</span>
&#xA0;&#xA0;<span class="sunlight-reservedWord">const</span>&#xA0;<span class="sunlight-ident">ALICE_SEED</span>&#xA0;<span class="sunlight-operator">=</span>&#xA0;<span class="sunlight-string">&apos;Alice&apos;</span><span class="sunlight-operator">.</span><span class="sunlight-ident">padEnd</span><span class="sunlight-punctuation">(</span><span class="sunlight-number">32</span><span class="sunlight-punctuation">,</span>&#xA0;<span class="sunlight-string">&apos;&#xA0;&apos;</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">;</span>
&#xA0;&#xA0;<span class="sunlight-comment">//&#xA0;Create&#xA0;an&#xA0;instance&#xA0;of&#xA0;the&#xA0;Keyring</span>
&#xA0;&#xA0;<span class="sunlight-reservedWord">const</span>&#xA0;<span class="sunlight-ident">keyring</span>&#xA0;<span class="sunlight-operator">=</span>&#xA0;<span class="sunlight-keyword">new</span>&#xA0;<span class="sunlight-ident">Keyring</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">;</span>
&#xA0;&#xA0;<span class="sunlight-comment">//&#xA0;Create&#xA0;pair&#xA0;and&#xA0;add&#xA0;Alice&#xA0;to&#xA0;keyring&#xA0;pair&#xA0;dictionary&#xA0;(with&#xA0;account&#xA0;seed)</span>
&#xA0;&#xA0;<span class="sunlight-reservedWord">const</span>&#xA0;<span class="sunlight-ident">pairAlice</span>&#xA0;<span class="sunlight-operator">=</span>&#xA0;<span class="sunlight-ident">keyring</span><span class="sunlight-operator">.</span><span class="sunlight-ident">addFromSeed</span><span class="sunlight-punctuation">(</span><span class="sunlight-ident">stringToU8a</span><span class="sunlight-punctuation">(</span><span class="sunlight-ident">ALICE_SEED</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">;</span>
&#xA0;&#xA0;<span class="sunlight-ident">console</span><span class="sunlight-operator">.</span><span class="sunlight-ident">log</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">`</span><span class="sunlight-ident">Created</span>&#xA0;<span class="sunlight-ident">keyring</span>&#xA0;<span class="sunlight-ident">pair</span>&#xA0;<span class="sunlight-keyword">for</span>&#xA0;<span class="sunlight-ident">Alice</span>&#xA0;<span class="sunlight-keyword">with</span>&#xA0;<span class="sunlight-ident">address</span><span class="sunlight-operator">:</span>&#xA0;<span class="sunlight-punctuation">`</span>&#xA0;<span class="sunlight-operator">+</span>
&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;&#xA0;<span class="sunlight-punctuation">`</span><span class="sunlight-ident">$</span><span class="sunlight-punctuation">{</span><span class="sunlight-ident">keyring</span><span class="sunlight-operator">.</span><span class="sunlight-ident">getPair</span><span class="sunlight-punctuation">(</span><span class="sunlight-ident">pairAlice</span><span class="sunlight-operator">.</span><span class="sunlight-ident">address</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">)</span><span class="sunlight-operator">.</span><span class="sunlight-ident">address</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">}</span><span class="sunlight-punctuation">`</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">;</span>
<span class="sunlight-punctuation">}</span>
<span class="sunlight-ident">main</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span><span class="sunlight-operator">.</span><span class="sunlight-keyword">catch</span><span class="sunlight-punctuation">(</span><span class="sunlight-ident">console</span><span class="sunlight-operator">.</span><span class="sunlight-ident">error</span><span class="sunlight-punctuation">)</span><span class="sunlight-operator">.</span><span class="sunlight-keyword">finally</span><span class="sunlight-punctuation">(</span><span class="sunlight-ident">_</span>&#xA0;<span class="sunlight-operator">=</span><span class="sunlight-operator">&gt;</span>&#xA0;<span class="sunlight-ident">process</span><span class="sunlight-operator">.</span><span class="sunlight-ident">exit</span><span class="sunlight-punctuation">(</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">)</span><span class="sunlight-punctuation">;</span>
</span></pre></div></div></code></pre>
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