php-snippets

php-Bereich
<?php

?>isset
if ( isset($_GET['vorname']) ){ // Ist gesetzt?
$vorname = $_GET['vorname'];
}


isset multiple
// the name of the select ui-element must have a '[]'
$liste = array();
if ( isset($_GET['liste']) ){ // Is the list gesetzt?
foreach ($_GET['prfs'] as $item) {
$liste[] = $item;
}
}
else {
//$ok =false;
}


isnumeric
if (is_numeric($sZahl)) {
$Zahl = intval ( $sZahl, 10 );
} else {
echo "Error in number conversion: the variable '???' is no number", PHP_EOL;
}


intval
$Zahl = intval ( $sZahl );

createArray
$feld = array();
addElement 2 Array
$feld[] = "newItem";
Anzahl der Elemente
$numberOfElements = count($feld)

foreach ($feld as $item) {
  echo $item . '<br />';
 }

attrib get/set
private $attrib;
public function getattrib() {
return $this->attrib;
}
public function setattrib($value) {
$this->attrib=$value;
}JSON
private function processArray($array) {
foreach ($array as $key => $value) {
if (is_object($value)) {
$array[$key] = $value->toArray();
} // if
if (is_array($value)) {
$array[$key] = $this->processArray($value);
}
} // foreach
// If the property isn't an object or array, leave it untouched
return $array;
}

public function toArray() {
return $this->processArray(get_object_vars($this));
}


json encode
$ergebnis = json_encode($std->toArray());


regex
$match = '/^[A-ZÄÖÜ]{1,1}[a-zäüöß]{1,29}$/';
if(!preg_match($match, $lastname)) {
echo 'Fehlerhafter Nachname';
}


Stringlänge
strlen($str); // String-length


echo
echo '<p>Hier kommt ein Text in der HTML-Datei</p>' . PHP_EOL;