diff options
author | Eric Roberts <eric@cryode.com> | 2012-12-12 14:02:11 +0100 |
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committer | Eric Roberts <eric@cryode.com> | 2012-12-12 14:02:11 +0100 |
commit | b9e35f21e1c70b6aa67c47e9244ed83195abc00a (patch) | |
tree | 64f82db362deeac48cc20d1d1afd80651f36f5a5 /user_guide_src/source/helpers/path_helper.rst | |
parent | 0b05705c52c3bca7f9b3aee657c888e8ad1ff422 (diff) | |
parent | 545a7c86701875e1412bcde316e9bcc76d9a23a0 (diff) |
Merge branch 'refs/heads/develop' into feature/form_error_msgs
Conflicts:
system/language/english/form_validation_lang.php
user_guide_src/source/libraries/form_validation.rst
Signed-off-by: Eric Roberts <eric@cryode.com>
Diffstat (limited to 'user_guide_src/source/helpers/path_helper.rst')
-rw-r--r-- | user_guide_src/source/helpers/path_helper.rst | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/user_guide_src/source/helpers/path_helper.rst b/user_guide_src/source/helpers/path_helper.rst index 847f5a08b..3a271b28f 100644 --- a/user_guide_src/source/helpers/path_helper.rst +++ b/user_guide_src/source/helpers/path_helper.rst @@ -10,9 +10,7 @@ file paths on the server. Loading this Helper =================== -This helper is loaded using the following code - -:: +This helper is loaded using the following code:: $this->load->helper('path'); @@ -21,23 +19,28 @@ The following functions are available: set_realpath() ============== -Checks to see if the path exists. This function will return a server -path without symbolic links or relative directory structures. An -optional second argument will cause an error to be triggered if the path -cannot be resolved. +.. php:function:: set_realpath($path, $check_existance = FALSE) + + :param string $path: Path + :param bool $check_existance: Whether to check if the path actually exists + :returns: string + +This function will return a server path without symbolic links or +relative directory structures. An optional second argument will +cause an error to be triggered if the path cannot be resolved. -:: +Examples:: $file = '/etc/php5/apache2/php.ini'; - echo set_realpath($file); // returns "/etc/php5/apache2/php.ini" + echo set_realpath($file); // Prints '/etc/php5/apache2/php.ini' $non_existent_file = '/path/to/non-exist-file.txt'; - echo set_realpath($non_existent_file, TRUE); // shows an error, as the path cannot be resolved - echo set_realpath($non_existent_file, FALSE); // returns "/path/to/non-exist-file.txt" + echo set_realpath($non_existent_file, TRUE); // Shows an error, as the path cannot be resolved + echo set_realpath($non_existent_file, FALSE); // Prints '/path/to/non-exist-file.txt' $directory = '/etc/php5'; - echo set_realpath($directory); // returns "/etc/php5/" + echo set_realpath($directory); // Prints '/etc/php5/' $non_existent_directory = '/path/to/nowhere'; - echo set_realpath($non_existent_directory, TRUE); // shows an error, as the path cannot be resolved - echo set_realpath($non_existent_directory, FALSE); // returns "/path/to/nowhere" + echo set_realpath($non_existent_directory, TRUE); // Shows an error, as the path cannot be resolved + echo set_realpath($non_existent_directory, FALSE); // Prints '/path/to/nowhere'
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