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uphp:functions:array_keys [2017/03/31 12:44] jeff |
uphp:functions:array_keys [2021/09/13 05:57] (current) |
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======array_keys====== | ======array_keys====== | ||
+ | |||
< | < | ||
- | Return keys for an array that has key/value pairs | + | Return keys for an < |
====Description==== | ====Description==== | ||
- | <well size=" | + | |
- | <span style=" | + | <well size=" |
- | < | + | <span style=" |
+ | <span style=" | ||
<span style=" | <span style=" | ||
<span style=" | <span style=" | ||
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</ | </ | ||
- | Return an array object | + | Return an < |
====Parameter==== | ====Parameter==== | ||
- | < | ||
- | ====Return | + | < |
- | An array of keys | + | |
+ | ====Return | ||
+ | |||
+ | An < | ||
====Example==== | ====Example==== | ||
+ | |||
<code php> | <code php> | ||
< | < | ||
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====See Also==== | ====See Also==== | ||
- | [[array()]] - Create an array, with optional values | ||
- | [[array_key()]] - Return the key for an array index | + | [[array()]] - Create an < |
+ | |||
+ | [[array_key()]] - Return the key for an < | ||
- | [[sizeof()]] - Return the number of elements in an array | + | [[sizeof()]] - Return the number of elements in an < |
- | [[print_r()]] - Dump the contents of an array to the current output | + | [[print_r()]] - Dump the contents of an < |
[[uphp: | [[uphp: | ||