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29 lip 2014 · I try to merge or combine two variables into one new variable. My Snippet looks like this: <?php $text_headline = "dat headline"; for ($i = 1; $i <= $text_text; $i++) { echo '$text_headline.$i'; } ?> But this didn't work, of course. I also tried $text_headline_combo = {$text_headline.$i}; But doesn't work as well.
As @Khez said, with single quote you can concatenate anything, even function calls and variable modification, like so: echo 'hi ' . trim($name) . ($i + 1); . The only thing double-quote can do that single-quote cannot do is usage of \n , \r , \t and alike.
23 cze 2023 · In cases where you have a large number of variables or want to combine them in a more structured way, you can use an array and the `implode()` function to achieve the desired result. Instead of concatenating variables one by one, you can store them in an array and then join them together using a separator.
To concatenate, or combine, two strings you can use the . operator: Example. $x = "Hello"; $y = "World"; $z = $x . $y; echo $z; Try it Yourself » The result of the example above is HelloWorld, without a space between the two words. You can add a space character like this: Example. $x = "Hello"; $y = "World"; $z = $x . " " . $y; echo $z;
A simple example of how to do concatenation: // assign the values for the variables -- note the spacing. $introstart = "My name is "; $firstname = "Kim "; $lastname = "Enders"; // now we concatenate those variables and place them into a single variable, $output. $output = $introstart . $firstname . $lastname; // lastly, we output the $output ...
array_combine (array $keys, array $values): array. Creates an array by using the values from the keys array as keys and the values from the values array as the corresponding values.
In this article, we show how to concatenate column values in MySQL using PHP. Concatenating column values means that you get values from multiple columns in one MySQL statement and can combine these values to do anything.
