Proměnná jako řetězec php

Příklady kódu

3
0

proměnné php

<?php
/* In PHP, a variable starts with the $ sign, 
followed by the name of the variable:
*/

$txt = "Hello world!";
$x = 5;
$y = 10.5;
?>
1
0

proměnná php v řetězci

$a = '12345';

// This works:
echo "qwe{$a}rty"; // qwe12345rty, using braces
echo "qwe" . $a . "rty"; // qwe12345rty, concatenation used

// Does not work:
echo 'qwe{$a}rty'; // qwe{$a}rty, single quotes are not parsed
echo "qwe$arty"; // qwe, because $a became $arty, which is undefined
0
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jak vytvořit proměnnou v php

$varName = "Hello, World";
0
0

Proměnná PHP v řetězci

phpCopy# php 7.*
<?php
$txt = "salt";
echo "{$txt}y";
?>

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