(PECL apc >= 3.1.1)
apc_inc — 锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
$key
[, int $step = 1
[, bool &$success
]] ) : int锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷帧锟�
key锟矫硷拷锟节碉拷值锟斤拷锟斤拷锟接★拷
step锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟接碉拷值锟斤拷
success锟斤拷选锟斤拷锟斤拷锟节达拷锟捷猴拷锟斤拷锟缴癸拷锟斤拷失锟杰碉拷锟斤拷锟斤拷锟矫憋拷锟斤拷锟斤。
锟缴癸拷时锟斤拷锟斤拷 key 锟侥碉拷前值锟斤拷
锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE
Example #1 apc_inc() 锟斤拷锟斤拷
<?php
echo "Let's do something with success", PHP_EOL;
apc_store('anumber', 42);
echo apc_fetch('anumber'), PHP_EOL;
echo apc_inc('anumber'), PHP_EOL;
echo apc_inc('anumber', 10), PHP_EOL;
echo apc_inc('anumber', 10, $success), PHP_EOL;
var_dump($success);
echo "Now, let's fail", PHP_EOL, PHP_EOL;
apc_store('astring', 'foo');
$ret = apc_inc('astring', 1, $fail);
var_dump($ret);
var_dump($fail);
?>
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42 43 53 63 bool(true) Now, let's fail bool(false) bool(false)