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uphp:functions:print_r [2017/03/27 22:22] jeff |
uphp:functions:print_r [2021/09/13 05:57] (current) |
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======print_r====== | ======print_r====== | ||
+ | |||
< | < | ||
- | Dump the contents of an array to the current output | + | Dump the contents of an < |
====Description==== | ====Description==== | ||
- | <well size=" | + | <well size=" |
- | < | + | <span style=" |
- | <span style=" | + | <span style=" |
- | <span style=" | + | <span style=" |
- | <span style=" | + | <span style=" |
</ | </ | ||
- | Prints human-readable information about an array | + | Prints human-readable information about an < |
====Parameter==== | ====Parameter==== | ||
- | < | ||
- | ====Return | + | < |
+ | |||
+ | ====Return | ||
None | None | ||
====Examples==== | ====Examples==== | ||
- | **Create an array with key/value pairs and dump the contents to the current output:** | + | ===Create an array with key/value pairs and dump the contents to the current output=== |
<code php> | <code php> | ||
Line 45: | Line 48: | ||
</ | </ | ||
- | **Dump some different types of arrays:** | + | ===Dump some different types of arrays=== |
<code php> | <code php> | ||
Line 99: | Line 102: | ||
====Note==== | ====Note==== | ||
+ | |||
Although this function has other uses, it is most commonly used as a tool for testing and debugging new scripts. | Although this function has other uses, it is most commonly used as a tool for testing and debugging new scripts. | ||
====See Also==== | ====See Also==== | ||
- | [[array()]] - Create an array with values | ||
- | [[array_key()]] - Return the key for an array index | + | [[array()]] - Create an < |
+ | |||
+ | [[array_key()]] - Return the key for an < | ||
- | [[array_keys()]] - Return keys for an array that has key/value pairs | + | [[array_keys()]] - Return keys for an < |
- | [[explode()]] - Turn a string into an array | + | [[explode()]] - < |
- | [[implode()]] - Turn an array into a string | + | [[implode()]] - < |
- | [[indexed_array()]] - Create an array of a specific type and size | + | [[indexed_array()]] - Create an < |
- | [[is_array()]] - Return 1 if the variable is an array | + | [[is_array()]] - Check if a variable is an < |
- | [[json_encode]] - Encode | + | [[json_encode()]] - < |
- | [[sizeof()]] - Return the number of elements in an array | + | [[sizeof()]] - Return the number of elements in an < |
[[uphp: | [[uphp: | ||