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-rw-r--r--user_guide_src/source/database/results.rst34
1 files changed, 15 insertions, 19 deletions
diff --git a/user_guide_src/source/database/results.rst b/user_guide_src/source/database/results.rst
index e0a87a851..c52fe9b19 100644
--- a/user_guide_src/source/database/results.rst
+++ b/user_guide_src/source/database/results.rst
@@ -7,7 +7,7 @@ There are several ways to generate query results:
result()
========
-This function returns the query result as an array of **objects**, or
+This method returns the query result as an array of **objects**, or
**an empty array** on failure. Typically you'll use this in a foreach
loop, like this::
@@ -20,7 +20,7 @@ loop, like this::
echo $row->body;
}
-The above function is an alias of result_object().
+The above method is an alias of result_object().
If you run queries that might **not** produce a result, you are
encouraged to test the result first::
@@ -53,7 +53,7 @@ instantiate for each result object (note: this class must be loaded)
result_array()
===============
-This function returns the query result as a pure array, or an empty
+This method returns the query result as a pure array, or an empty
array when no result is produced. Typically you'll use this in a foreach
loop, like this::
@@ -69,7 +69,7 @@ loop, like this::
row()
=====
-This function returns a single result row. If your query has more than
+This method returns a single result row. If your query has more than
one row, it returns only the first row. The result is returned as an
**object**. Here's a usage example::
@@ -101,7 +101,7 @@ to instantiate the row with::
row_array()
===========
-Identical to the above row() function, except it returns an array.
+Identical to the above row() method, except it returns an array.
Example::
$query = $this->db->query("YOUR QUERY");
@@ -136,7 +136,7 @@ parameter:
| **$row = $query->next_row('array')**
| **$row = $query->previous_row('array')**
-.. note:: all the functions above will load the whole result into memory (prefetching) use unbuffered_row() for processing large result sets.
+.. note:: all the methods above will load the whole result into memory (prefetching) use unbuffered_row() for processing large result sets.
unbuffered_row()
================
@@ -163,12 +163,11 @@ the returned value's type::
$query->unbuffered_row('object'); // object
$query->unbuffered_row('array'); // associative array
-***********************
-Result Helper Functions
-***********************
+*********************
+Result Helper Methods
+*********************
-$query->num_rows()
-==================
+**$query->num_rows()**
The number of rows returned by the query. Note: In this example, $query
is the variable that the query result object is assigned to::
@@ -181,20 +180,18 @@ is the variable that the query result object is assigned to::
Not all database drivers have a native way of getting the total
number of rows for a result set. When this is the case, all of
the data is prefetched and count() is manually called on the
- resulting array in order to achieve the same functionality.
+ resulting array in order to achieve the same methodality.
-$query->num_fields()
-====================
+**$query->num_fields()**
The number of FIELDS (columns) returned by the query. Make sure to call
-the function using your query result object::
+the method using your query result object::
$query = $this->db->query('SELECT * FROM my_table');
echo $query->num_fields();
-$query->free_result()
-=====================
+**$query->free_result()**
It frees the memory associated with the result and deletes the result
resource ID. Normally PHP frees its memory automatically at the end of
@@ -217,8 +214,7 @@ Example::
echo $row->name;
$query2->free_result(); // The $query2 result object will no longer be available
-data_seek()
-===========
+**data_seek()**
This method sets the internal pointer for the next result row to be
fetched. It is only useful in combination with ``unbuffered_row()``.