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<? |
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// ------------------------------------------------------------------------- |
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// $Id$ |
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// ------------------------------------------------------------------------- |
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// $Log$ |
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// ------------------------------------------------------------------------- |
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|
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|
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// ------------------------------------------------------------------ |
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// takes a string and searches values of haystack to remove this in place |
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// returns "true" if operation succeeded |
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function removeNeedle($needle, &$haystack) { |
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$arrpos = array_search($needle, $haystack); |
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if (is_numeric($arrpos)) { |
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array_splice($haystack, $arrpos, 1); |
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return true; |
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} |
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return false; |
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} |
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|
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// ------------------------------------------------------------------ |
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// removes single or multiple elements from haystack |
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// takes a string or an array containing scalars |
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// matching the to-be-removed values |
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function removeNeedles($needle, &$haystack) { |
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$res = true; |
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if (is_array($needle)) { |
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foreach ($needle as $val) { |
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$res &= removeNeedle($val, $haystack); |
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} |
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} else { |
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$res &= removeNeedle($needle, $haystack); |
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} |
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return $res; |
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} |
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|
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|
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function prefixElements_walker(&$item, $key, $prefix) { |
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$item = $prefix . $item; |
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} |
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|
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|
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class Array_Manip { |
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|
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var $haystack; |
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|
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function Array_Manip(&$haystack, $args = array()) { |
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$this->haystack = $haystack; |
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} |
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|
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function remove($needle, $level) { |
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return $this->_rm_needle_bylevel($needle, $level); |
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} |
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|
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// ------------------------------------------------------------------ |
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// removes single or multiple elements from haystack |
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// takes an additional argument: the nesting level inside haystack to operate on |
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function _rm_needle_bylevel($needle, $level) { |
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global $cLevel, $tLevel, $array_walk_found; |
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$res = true; |
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|
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$array_walk_found = false; |
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$cLevel = 0; |
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$tLevel = $level; |
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|
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if (!is_array($this->haystack)) { return; } |
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|
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array_walk($this->haystack, array($this, '_rm_needle_bylevel_walker'), $needle); |
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return $array_walk_found; |
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} |
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|
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// walker function for removing needles by level |
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function _rm_needle_bylevel_walker(&$item, $key, $arg_needle) { |
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global $cLevel, $tLevel, $array_walk_found; |
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$cLevel++; |
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if (is_array($item)) { |
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if ($cLevel == $tLevel) { |
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$array_walk_found |= removeNeedles($arg_needle, $item); |
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//$array_walk_found |= $this->_rm_needle_multi($arg_needle); |
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} else { |
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array_walk($item, array($this, '_rm_needle_bylevel_walker'), $arg_needle); |
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} |
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} else { |
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} |
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$cLevel--; |
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} |
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|
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|
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function prefixElements($array, $prefix) { |
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//if (!is_array($this->haystack)) { $this->haystack = array(); } |
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//array_walk($this->haystack, array($this, 'prefixElements_walker'), $prefix); |
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//array_walk($array, array($this, 'prefixElements_walker'), $prefix); |
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array_walk($array, 'prefixElements_walker', $prefix); |
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return $array; |
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} |
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|
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|
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function buildSymmetricIntegerHash($begin, $end) { |
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$res = array(); |
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if(!$begin || !is_int($begin) || !$end || !is_int($end)) { |
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$res[0] = "Error: Function 'buildSymmetricIntegerHash' can only used with Integer as Variable Type!"; |
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return $res; |
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} |
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$diff = $end - $begin; |
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if($diff<=0) { |
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$res[0] = "Error: Var 'end' in Function 'buildSymmetricIntegerHash' is smaller or eqal asVar 'begin' !"; |
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return $res; |
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} |
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$this->haystack = array(); |
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for ($i=$begin;$i<=$end;$i++) { |
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$this->haystack[$i] = $i; |
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} |
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return $this->haystack; |
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} |
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|
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|
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} |
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|
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?> |
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