What is ".=" used for in PHP and when should I use it? [duplicate]

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I'm not sure what to do, but I do not know how to do it.

    

asked by anonymous 26.12.2017 / 16:46

1 answer

2

String Concatenation

Same as: 

$main = $main . '...';

Ex: 

$main = 'teste';
$main .= '1';
$main .= '2';
$main .= '3';

echo $main; //irá imprimir 'teste123'
    
26.12.2017 / 16:48
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