$a = '0123'; print "
$a[0] \n"; print " $a[1] \n"; print " $a[2] \n"; print " $a[3] \n";
$a = array('abc', 'def', 'ghi'); $ct = count($a);
reset($a); while ($tmp = each($a)) { print "
$tmp[0] - $tmp[1]
\n"; }$a = array('abc', 'def', 'ghi') sort($a); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('abc', 'def', 'ghi'); rsort($a); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('key1' => 'abc', 'key2' => 'def', 'key3' => 'ghi'); asort($a); foreach ($a as $key => $tmp) { print "
$key - $tmp \n"; }
$a = array('key1' => 'abc', 'key2' => 'def', 'key3' => 'ghi'); arsort($a); foreach ($a as $key => $tmp) { print "
$key - $tmp \n"; }
$a = array('key1' => 'abc', 'key2' => 'def', 'key3' => 'ghi'); ksort($a); foreach ($a as $key => $tmp) { print "
$key - $tmp \n"; }
$a = array('key1' => 'abc', 'key2' => 'def', 'key3' => 'ghi'); krsort($a); foreach ($a as $key => $tmp) { print "
$key - $tmp \n"; }
$a = array('abc', 'def', 'ghi'); array_push($a, 'data1', 'data2'); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('abc', 'def', 'ghi'); array_pop($a, 'data1', 'data2'); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('abc', 'def', 'ghi'); array_unshift($a, 'data1', 'data2'); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('abc', 'def', 'ghi'); array_shift($a); foreach ($a as $tmp) { print "
$tmp \n"; }
$a = array('abc', 'def', 'ghi'); $b = array('123', '456', '789'); $a = array_merge($a, $b); foreach ($a as $tmp) { print "
$tmp \n"; }