str_replace php variable
$var1 = 'hello.world';
$var2 = str_replace(".", "-", $var1);
echo $var2; // hello-world
                                
                            str_replace php variable
$var1 = 'hello.world';
$var2 = str_replace(".", "-", $var1);
echo $var2; // hello-world
                                
                            Replace String in PHP
phpCopy<?php
$mystring = "This is my string.";
echo("This is the string before replacement: ");
echo($mystring);
echo("\n");
$mynewstring = str_replace(" my ", " ", $mystring);
echo("Now, this is the string after replacement: ");
echo($mynewstring);
?>
                                
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