placeholderExists()
placeholderExists() – Checks whether the placeholder exists
Synopsis
require_once 'HTML/Template/Sigma.php';
string HTML_Template_Sigma::placeholderExists (
string $placeholder
, string $block = ''
)
Описание
Checks whether the placeholder exists in the template, returns the name of the (first) block that contains the specified placeholder.
Parameter
-
string
$placeholder -
Name of the placeholder you're searching
-
string
$block -
Name of the block to scan. If left out (default) all blocks are scanned.
Return value
return Name of the (first) block that contains the specified placeholder. If the placeholder was not found an empty string is returned.
Throws
| Error code | Error message | Reason | Solution |
|---|---|---|---|
| SIGMA_BLOCK_NOT_FOUND | Cannot find block '$block' |
There is no block $block in the template |
Check the block name spelling, check whether you added all the necessary blocks to the template |
Замечание
This function can not be called statically.