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author | michael-grunder <michael.grunder@gmail.com> | 2018-03-31 21:31:41 +0300 |
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committer | michael-grunder <michael.grunder@gmail.com> | 2018-03-31 21:31:41 +0300 |
commit | 87f1c3920502a529d088b38c1a5fb5ade74cd64e (patch) | |
tree | 4235d804855ef97de14c9ee7cb70822392b00f8f /README.markdown | |
parent | e17e65d531a2fd4b2315d657c591e4bb26e6437c (diff) |
Updates EXISTS documentation and notes change in 4.0.0
Diffstat (limited to 'README.markdown')
-rw-r--r-- | README.markdown | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/README.markdown b/README.markdown index a3d95416..460f9104 100644 --- a/README.markdown +++ b/README.markdown @@ -804,15 +804,21 @@ _**Description**_: Verify if the specified key exists. *key* ##### *Return value* -*BOOL*: If the key exists, return `TRUE`, otherwise return `FALSE`. +*long*: The number of keys tested that do exist. ##### *Examples* ~~~ $redis->set('key', 'value'); -$redis->exists('key'); /* TRUE */ -$redis->exists('NonExistingKey'); /* FALSE */ +$redis->exists('key'); /* 1 */ +$redis->exists('NonExistingKey'); /* 0 */ + +$redis->mset(['foo' => 'foo', 'bar' => 'bar', 'baz' => 'baz']); +$redis->exists(['foo', 'bar', 'baz]); /* 3 */ +$redis->exists('foo', 'bar', 'baz'); /* 3 */ ~~~ +**Note**: This function took a single argument and returned TRUE or FALSE in phpredis versions < 4.0.0. + ### incr, incrBy ----- _**Description**_: Increment the number stored at key by one. If the second argument is filled, it will be used as the integer value of the increment. |