News & Events

// string
$variable = "The quick brown fox jumped over the lazy dog.";

// functions
Lowercase: <?php echo strtolower($variable); ?>
Uppercase: <?php echo strtoupper($third); ?>
Uppercase first: <?php echo ucfirst($variable); ?>
Uppercase words: <?php echo ucwords($variable); ?>

Length: <?php echo strlen($variable); ?>
Trim: <?php echo "A" . trim(" B C D ") . "E"; ?>
Find: <?php echo strstr($variable, "brown"); ?>
Replace: <?php echo str_replace("quick", "super-fast", $variable); ?>
Repeat: <?php echo str_repeat($variable, 3); ?>

Make substring: <?php echo substr($variable, 5, 10); ?>
// starts at position 5
// then goes 10 spaces
Find position: <?php echo strpos($variable, "brown"); ?>
Find character: <?php echo strchr($variable, "z"); ?>

Basic Math: <?php echo ((1 + 2 + $variable) * $var2) / 2 - 5; ?>
Absolute Value: <?php echo abs(0-300); ?>
Exponential: <?php echo pow(2, 8) ?>
Square Root: <?php echo sqrt(100); ?>
Modulo: <?php echo fmod(20, 7); ?>
Random: <?php echo rand(); ?>
Random (min, max): <?php echo rand(1,10); ?>

// this is the shorthand version of $var2 = $var2 + 4;
+= : <?php $var2 += 4; echo $variable; ?>
-= : <?php $var2 -= 4; echo $variable; ?>
*= : <?php $var2 *= 3; echo $variable; ?>
/= : <?php $var2 /= 4; echo $variable; ?>
Increment: <?php $var2++; echo $variable; ?>
Decrement: <?php $var2--; echo $variable; ?>
Round: <?php echo round($variable, 1); ?>
// the 1 specifices decimal place
// ceiling rounds up, floor rounds down
Ceiling: <?php echo ceil($variable); ?>
Floor: <?php echo floor($variable); ?>

<?php $numbers = array(8,23,15,42,16,4); ?>

// How many items are in the array
Count: <?php echo count($numbers); ?>
// what is the highest integer
Max Value: <?php echo max($numbers); ?>
// what is the lowest integer
Min Value: <?php echo min($numbers); ?>

// sort from least to greatest or ABC Order
<pre>Sort: <?php echo sort($numbers); print_r($numbers); ?></pre>
// sort from greatest to least or ZYX
<pre>Reverse Sort: <?php echo rsort($numbers); print_r($numbers); ?></pre>

// add these characters between each item and convert to string
Implode: <?php echo $num_string = implode(" * ", $numbers); ?>
// turn string text between these characters into array items
Explode: <?php print_r(explode(" * ", $num_string)); ?>

// returns true or false
15 in array? : <?php echo in_array(15, $numbers); ?>
19 in array? : <?php echo in_array(19, $numbers); ?>