This is a super simple command but there is something about the following sequence of characters that I simply cannot retain in my brain.
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Debugging PHP by monitoring errors in terminal
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Check for Valid XML with PHP
Simple function to check if XML is valid. It just loads the XML into DOMDocument and checks for errors.
/**
* Takes XML string and returns a boolean result where valid XML returns true
*/
function is_valid_xml ( $xml ) {
libxml_use_internal_errors( true );
$doc = new DOMDocument('1.0', 'utf-8');
$doc->loadXML( $xml );
$errors = libxml_get_errors();
return empty( $errors );
}
Find duplicates in an array with PHP
Here is a function to find duplicate items in an array.
/**
* Takes an array and returns an array of duplicate items
*/
function get_duplicates( $array ) {
return array_unique( array_diff_assoc( $array, array_unique( $array ) ) );
}
Regular expression to remove excess whitespace
Neat way of removing excess whitespace and tabbing from strings.
$string = "Tom\tThumb\t is sooooooo\t\t\tdumb"; $string = preg_replace( '/\s+/', ' ', $string ); echo $string; //will echo "Tom Thumb is sooooooo dumb"
Convert CSV data into an associative array
If you want to convert comma separated values into an associated array, then use the following code.
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Command Line Shortcuts
Excellent post from one of my favourite sites – Become a command line ninja with these time saving shortcuts
Addslashes and stripslashes in Javascript
Simple one. If you need to add/remove escape slashes to/from a string, use the following code.
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