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JS-If-Else-If-Statement.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>JS If Else If Statement</title>
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<body>
<h1>JavaScript If...else if statement</h1>
<p>
It evaluates the content only if expression is true from several
expressions. The signature of JavaScript if else if statement is given
below.
</p>
<img src="images/JavaScript If...else if statement.png" alt="" />
<pre
class="language-javascript"
tabindex="0"
><code class="language-javascript"><span class="token keyword">if</span><span class="token punctuation">(</span>expression1<span class="token punctuation">)</span><span class="token punctuation">{</span>
<span class="token comment">//content to be evaluated if expression1 is true </span>
<span class="token punctuation">}</span>
<span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>expression2<span class="token punctuation">)</span><span class="token punctuation">{</span>
<span class="token comment">//content to be evaluated if expression2 is true </span>
<span class="token punctuation">}</span>
<span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>expression3<span class="token punctuation">)</span><span class="token punctuation">{</span>
<span class="token comment">//content to be evaluated if expression3 is true </span>
<span class="token punctuation">}</span>
<span class="token keyword">else</span><span class="token punctuation">{</span>
<span class="token comment">//content to be evaluated if no expression is true </span>
<span class="token punctuation">}</span> </code></pre>
<br /><br />
<pre
class="language-markup"
tabindex="0"
><code class="language-markup"><span class="token doctype"><span class="token punctuation"><!</span><span class="token doctype-tag">DOCTYPE</span> <span class="token name">html</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>html</span> <span class="token attr-name">lang</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>en<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>head</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">charset</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>UTF-8<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>viewport<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>width=device-width, initial-scale=1.0<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>meta</span> <span class="token attr-name">http-equiv</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>X-UA-Compatible<span class="token punctuation">"</span></span> <span class="token attr-name">content</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>ie=edge<span class="token punctuation">"</span></span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>title</span><span class="token punctuation">></span></span>JavaScript<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>title</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>script</span><span class="token punctuation">></span></span><span class="token script"><span class="token language-javascript">
<span class="token comment">/* If Else IF Condition */</span>
<span class="token keyword">var</span> per <span class="token operator">=</span> <span class="token function">prompt</span><span class="token punctuation">(</span><span class="token string">"Enter your Percentage : "</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span>per <span class="token operator">>=</span> <span class="token number">80</span> <span class="token operator">&&</span> per <span class="token operator"><=</span> <span class="token number">100</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"You are in Merit."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span>per <span class="token operator">>=</span> <span class="token number">60</span> <span class="token operator">&&</span> per <span class="token operator"><</span> <span class="token number">80</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"You are in Ist Division."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span>per <span class="token operator">>=</span> <span class="token number">45</span> <span class="token operator">&&</span> per <span class="token operator"><</span> <span class="token number">60</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"You are in IIst Division."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span>per <span class="token operator">>=</span> <span class="token number">33</span> <span class="token operator">&&</span> per <span class="token operator"><</span> <span class="token number">45</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"You are in IIIst Division."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token keyword">else</span> <span class="token keyword">if</span> <span class="token punctuation">(</span>per <span class="token operator"><</span> <span class="token number">33</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"You are Fail."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span><span class="token keyword">else</span> <span class="token punctuation">{</span>
document<span class="token punctuation">.</span><span class="token function">write</span><span class="token punctuation">(</span><span class="token string">"Please Enter Valid Percentage."</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
</span></span><span class="token tag"><span class="token tag"><span class="token punctuation"></</span>script</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>head</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"><</span>body</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>body</span><span class="token punctuation">></span></span>
<span class="token tag"><span class="token tag"><span class="token punctuation"></</span>html</span><span class="token punctuation">></span></span></code></pre>
</body>
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let gender = prompt("Enter your friend's gender");
if (gender.toLowerCase() == "male" || gender.toUpperCase() == "Male") {
document.write(
friend +
" is a remarkable friend whose presence in my life has enriched it in countless ways. He possesses a unique blend of qualities that make him truly exceptional. His unwavering loyalty and support are the cornerstones of our friendship, and I am grateful for his reliability." +
friend +
"'s " +
"sense of humor is infectious, and he has an uncanny ability to lift our spirits with a well-timed joke or a witty comment. He is also a dedicated and diligent individual, always striving for excellence in everything he does." +
friend +
"'s " +
"kindness knows no bounds, and he is quick to offer a helping hand to those in need. His love for adventure and exploration has led us to some unforgettable experiences together, creating lasting memories. In " +
friend +
", I've found not just a friend but a confidant, an adventurer, and a source of unwavering support, and I cherish every moment of our friendship."
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} else if (
gender.toLowerCase() == "female" ||
gender.toUpperCase() == "Female"
) {
document.write(
friend +
" is a truly exceptional friend, and her presence in my life is a constant source of joy and inspiration. Her boundless kindness and empathy make her a beacon of support during both the brightest and darkest moments." +
friend +
"'s unwavering loyalty and trustworthiness have created a deep and unbreakable connection between us. She possesses a brilliant mind and a passion for learning that is truly commendable. Her sense of humor is infectious, always bringing laughter and light to any situation. " +
friend +
"'s genuine interest in the well-being of others extends beyond words, as she's always eager to lend a helping hand or a listening ear. Her adventurous spirit fuels our shared experiences and unforgettable memories. In " +
friend +
", I have found a friend who embodies compassion, wisdom, and a zest for life, making every day richer and more meaningful."
);
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alert("Please enter valid input");
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</html>