xslt_set_error_handler
(PHP 4 >= 4.0.4, PECL)
xslt_set_error_handler -- Set an error handler for a XSLT processor
Description
void
xslt_set_error_handler ( resource xh, mixed handler )
Set an error handler function for the XSLT processor given by
xh, this function will be called whenever an
error occurs in the XSLT transformation (this function is also called
for notices).
Parameters
xh
The XSLT processor link identifier, created with
xslt_create().
handler
The user function needs to accept four parameters: the XSLT processor,
the error level, the error code and an array of messages. The function
can be shown as:
error_handler ( resource xh, int error_level, int error_code, array messages )
Return Values
No value is returned.
Examples
Example 1. xslt_set_error_handler() Example
<?php
// Our XSLT error handler
function xslt_error_handler($handler, $errno, $level, $info)
{
// for now, let's just see the arguments
var_dump(func_get_args());
}
// XML content :
$xml='<?xml version="1.0"?>
<para>
oops, I misspelled the closing tag
</pata>';
// XSL content :
$xsl='<?xml version="1.0"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/">
<strong><xsl:value-of select="para"/></strong>
</xsl:template>
</xsl:stylesheet>';
$xh = xslt_create();
xslt_set_error_handler($xh, "xslt_error_handler");
echo xslt_process($xh, 'arg:/_xml', 'arg:/_xsl',
NULL, array("/_xml" => $xml, "/_xsl" => $xsl));
?>
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The above example will output
something similar to: array(4) {
[0]=>
resource(1) of type (XSLT Processor)
[1]=>
int(3)
[2]=>
int(0)
[3]=>
array(6) {
["msgtype"]=>
string(5) "error"
["code"]=>
string(1) "2"
["module"]=>
string(9) "Sablotron"
["URI"]=>
string(9) "arg:/_xml"
["line"]=>
string(1) "4"
["msg"]=>
string(34) "XML parser error 7: mismatched tag"
}
} |
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