Variable Functionality
Sample 1 : Variables Use in Echo
I am going to use variables hereSample 2 : Variable rules
Variable Rules given bellow- can be contained alpha numeric characters
- 1st character should contain underscore or alphabet
- 1st character can not be number or digit
- Try to ignore understand ( _ ) as 1st character of variable
Because mostly major PHP personal variables start with underscore. - Variable starts with Dollar Sign ($)
- Try to write variables in small latters
- Single File Variables Can not connect with other file variables.
Sample 3 : simple print veritable command
100Sample 4 : Variables Adding Command
100+50+50 = is the right answer.200 = is the right answer.
Sample 5 : Variable Replacing Rule
Getting Error In this Code, I'll modify tomorrowWhat is Your Name?
My Name is samee.
<html>
<head>
<title>Samee : Variable Functionality in PHP : 1st Day Coding lecture</title>
</head>
<body>
<h1 align="center">Variable Functionality</h1>
<h2 align="left">Sample 1 : Variables Use in Echo</h2>
<?php echo "I am going to use variables here" ?>
<h2 align="left">Sample 2 : Variable rules</h2>
<?php echo "Variable Rules given bellow <br/>
<ol>
<li>can be contained alpha numeric characters</li>
<li>1st character should contain underscore or alphabet</li>
<li>1st character can not be number or digit</li>
<li>Try to ignore understand ( _ ) as 1st character of variable <br />
Because mostly major php personal variables start with underscore. </li>
<li>Variable starts with Dollar Sign ($)</li>
<li>Try to write variables in small latters</li>
<li>Single File Variables Can not connect with other file variables.</li> </ol>" //4th point is pointed by Teacher ?>
<h2 align="left">Sample 3 : simple print variable command</h2>
<?php $a=100;
echo "$a" #Here 100 is assigned to a ?>
<h2 align="left">Sample 4 : Variables Adding Command</h2>
<?php $a=100;
$b=50;
$c=50;
echo "$a+$b+$c = is the right answer. <br />" //values will be hold from above veriables ?>
<?php $a=100;
$b=50;
$c=50;
$d=$a+$b+$c;
echo "$d = is the right answer." ?>
<h2 align="left">Sample 5 : Variable Replacing Rule</h2>
<?php echo "Getting Error In this Code, I'll modify tomorrow<br />"?>
<?php echo "<b>What is Your Name? </b><br />";
$name=100;
$name="samee";
echo "My Name is $name." ?>
</body>
</html>
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Samee U. Feroz