diff options
Diffstat (limited to 'user_guide_src')
| -rw-r--r-- | user_guide_src/source/database/results.rst | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/user_guide_src/source/database/results.rst b/user_guide_src/source/database/results.rst index 5f5fafd38..ddaf4c074 100644 --- a/user_guide_src/source/database/results.rst +++ b/user_guide_src/source/database/results.rst @@ -33,15 +33,12 @@ If you run queries that might **not** produce a result, you are encouraged to test the result first:: $query = $this->db->query("YOUR QUERY"); - - if ($query->num_rows() > 0) + + foreach ($query->result() as $row) { - foreach ($query->result() as $row) - { - echo $row->title; - echo $row->name; - echo $row->body; - } + echo $row->title; + echo $row->name; + echo $row->body; } You can also pass a string to result() which represents a class to @@ -83,11 +80,11 @@ one row, it returns only the first row. The result is returned as an **object**. Here's a usage example:: $query = $this->db->query("YOUR QUERY"); - - if ($query->num_rows() > 0) + + $row = $query->row(); + + if (isset($row)) { - $row = $query->row(); - echo $row->title; echo $row->name; echo $row->body; @@ -113,11 +110,11 @@ Identical to the above ``row()`` method, except it returns an array. Example:: $query = $this->db->query("YOUR QUERY"); - - if ($query->num_rows() > 0) + + $row = $query->row_array(); + + if (isset($row)) { - $row = $query->row_array(); - echo $row['title']; echo $row['name']; echo $row['body']; |