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@rcervera
Created November 14, 2021 17:28
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Com utilitzar variables en php
<?php
// definició de variables
$nom = "Marta"; // variables de text o cadena (String)
$cognom1 = "Salelles";
$cognom2 = "Ballarà";
$edat = 37; // variable numèrica (Integer)
$poblacio = "Sabadell";
// Inserció de les variables dins la cadena
echo "El teu nom és: $nom <br> \n";
echo "Els teus cognoms són: $cognom1 i $cognom2 <br> \n";
$edat = $edat + 3;
echo "Tens $edat anys <br> \n";
echo "Vius a $poblacio <br> \n";
echo 'Vius a $poblacio <br> \n';
// tipus de variables
// String
echo "<br>String";
$x = "Hello world!";
$y = 'Hello world!';
echo $x;
echo "<br>";
echo $y;
// integer
echo "<br>Integer<br>";
$x = 5985;
echo $x;
// float
echo "<br>Float<br>";
$x = 10.365;
echo $x;
// boolean
$x = true;
$y = false;
// altres: array, object
// A variable of data type NULL is a variable that has no value assigned to it.
$x = null;
?>
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