If matches are found, the new subject will be returned, otherwise subject will be returned unchanged.

The array elements returned are

The array elements returned are

The returned object has three properties

The returned array contains the following fields

Possibles values for the returned string are

On success, the PID of the child process is returned in the parent's thread of execution, and a 0 is returned in the child's thread of execution. On failure, a 1 will be returned in the parent's context, no child process will be created, and a PHP error is raised.

瞰赽 1. How to handle the returned value

3 a string containing all used byte values is returned.

Characters before and after the formatting string will be returned unchanged.

4 a string containing all not used byte values is returned.

The case of the returned column names will not be changed.

蛁 If the command to be executed could not be found, a valid resource is returned. This may seem odd, but makes sense it allows you to access any error message returned by the shell

瞰赽 1. A simple example to list the returned ini files

Handling of LONG fields. Specifies the number of bytes returned to variables.

The case of the returned column names will be changed to uppercase.

The case of the returned column names will be changed to lowercase.

Column names for queries on an Oracle database are returned in lowercase.

If no matches are found in string, then string will be returned unchanged.

If the color does not exist in the image's palette, 1 is returned.

Returns the error number of any bzip2 error returned by the file pointer bz.

Returns the error string of any bzip2 error returned by the file pointer bz.

Currently strings are still returned with extra quotes, this will be corrected in a later release.

Files that are included or required multiple times only show up once in the returned array.

Returns value of option with the name specified. If option is unset, an empty string is returned.

If start is negative, the returned string will start at the start'th character from the end of string.

Return the sid of the process pid. If pid is 0, the sid of the current process is returned.

With an empty prefix, the returned string will be 13 characters long. If lcg is TRUE, it will be 23 characters.

Returns the error number and error string, in an associative array, of any bzip2 error returned by the file pointer bz.

The following example returns just the element with name CHAPTER and prints it. The other node the comment is not returned.

Returns information about the current connection. The returned string has the following format Serverstring, Host, Port, Username, Port of Client, Byte swapping

It effects that the field values can be accessed with the respective column names used as keys to the returned object's data property.

If this flag is set, parenthesized expression in the delimiter pattern will be captured and returned as well. This flag was added for 4.0.5.

Returns a string containing the last error message or 'No Error'. If FALSE is returned, this function failed. The message relates to the last command.

The returned configuration files also include the path as declared in the with config file scan dir directive. Also, each comma is followed by a newline.

If called with one parameter, the value of that setting is returned. If called with two parameters, the setting will be changed to the given value.

The optional offset parameter allows you to specify which character in haystack to start searching. The position returned is still relative to the the beginning of haystack.

The error reporting functions allow you to customize what level and kind of error feedback is given, ranging from simple notices to customized functions returned during errors.

This function decrypts data. Note that the length of the returned string can in fact be longer then the unencrypted string, due to the padding of the data.

Returns a string containing a month name. mode tells this function which calendar to convert the Julian Day Count to, and what type of month names are to be returned.

Calculates the sha1 hash of filename using the US Secure Hash Algorithm 1, and returns that hash. The hash is a 40 character hexadecimal number. Upon failure, FALSE is returned.

Posix requires that you must not make any assumptions about the format of the values, e.g. you cannot rely on three digit version numbers or anything else returned by this function.

The behavior when an empty part was found changed with PHP 4.1.0. The old behavior returned an empty string, while the new, correct, behavior simply skips the part of the string

With JPG images, two extra indexes are returned channels and bits. channels will be 3 for RGB pictures and 4 for CMYK pictures. bits is the number of bits for each color.

In the case everything went right, a valid font index will be returned and can be used for further purposes. Otherwise the function returns FALSE and prints a message describing what went wrong.