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in order for the concatenation to work, the function would have to be evaluated BEFORE the string is echoed, therefore, if the function uses it's own echo statement, instead of a return statement it will echo in the function first and then process the first echo statement
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in order for the concatenation to work, the function would have to be evaluated BEFORE the string is echoed, therefore, if the function uses it's own echo statement, instead of a return statement it will echo in the function first and then process the first echo statement

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hello Experts!<br />
interesting question:<br />
<br />
why if i call function like that:<br />
<br />
echo &quot;&lt;table&gt;&lt;tr&gt;&lt;td&gt;&quot;;<br />
some_function($some_var);<br />
echo &quot;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&quot;;<br />
<br />
it output at the sell of the table.<br />
<br />
but if i call function like that:<br />
<br />
echo &quot;&lt;table&gt;&lt;tr&gt;&lt;td&gt;&quot;.some_fun<wbr />ction($som<wbr />e_var).&quot;&lt;/<wbr />td&gt;&lt;/tr&gt;&lt;/<wbr />table&gt;&quot;;<br />
<br />
it displays not in the table but somwhere at the page<br />
<br />
?
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hello Experts!
interesting question:

why if i call function like that:

echo "<table><tr><td>";
some_function($some_var);
echo "</td></tr></table>";

it output at the sell of the table.

but if i call function like that:

echo "<table><tr><td>".some_function($some_var)."</td></tr></table>";

it displays not in the table but somwhere at the page

?

function calling

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