php for as code example

Example 1: php for

<?php
/* example 1 */

for ($i = 1; $i <= 10; $i++) {
    echo $i;
}

/* example 2 */

for ($i = 1; ; $i++) {
    if ($i > 10) {
        break;
    }
    echo $i;
}

/* example 3 */

$i = 1;
for (; ; ) {
    if ($i > 10) {
        break;
    }
    echo $i;
    $i++;
}

/* example 4 */

for ($i = 1, $j = 0; $i <= 10; $j += $i, print $i, $i++);
?>

Example 2: php foreach

$arr = ['Item 1', 'Item 2', 'Item 3'];

foreach ($arr as $item) {
  var_dump($item);
}

Example 3: php for each schleife

foreach ($name as $key => $value) {
    echo ("Position {$key} enthält {$value}. ");
}

Example 4: php ofreach

<?php

$a = array(1, 2, 3, 17);

foreach ($a as $index => $v) {
    echo "Current value of \$a: $v.\n";
}

?>

Example 5: php loop through array

foreach($array as $item) {
    echo $item['filename'];
    echo $item['filepath'];

    // to know what's in $item
    echo '<pre>'; var_dump($item);
}

Example 6: php loops

#Loops

<?php
    #loops execute code a set number of times
    /*
    Types of loops
    1-For
    2-While
    3-Do..while
    4 Foreach
    */

    # For Loop usually use if you know the number of times it has to execute
    # @params -it takes an init, condition, increment
    #for($i =0;$i<=11;$i++){
    #echo 'Number: '.$i;
    #echo '<br>';
    #}
    #While loop
    # @ prams - condition
    #$i = 0;
    #while($i < 10){
    #    echo $i;
    #    echo '<br>';
    #    $i++;
    #}
    # Do...while loops
    #@prapms - condition
    /*$i = 0;
    do{
        echo $i;
        echo '<br>';
        $i++;
        }
        while($i < 10);*/
    # Foreach  --- is for arrays
    
    # $people = array('Brad', 'Jose', 'William');
    #     foreach($people as $person){
    #     echo $person;
    #     echo '<br>';
    # }
    $people = array('Tony' => '[email protected]',
        'Jose' => '[email protected]','William' => '[email protected]');
    
     foreach($people as $person => $email){
        echo $person.': '.$email;
        echo '<br>';
}
?>