Editing Printf (section)

===Flags field===

The flags field can be zero or more of (in any order):

{{Table alignment}}
{| class="wikitable col1center"
|-
! Text
! Description
|-
| {{tt|-}}
|Left-align the output of this placeholder; default is to right-align the output
|-
| {{tt|+}}
|Prepends a plus sign for a positive value; by default a positive value does not have a prefix
|-
| <code style="white-space:pre"> </code><br />(space)
|Prepends a space character for a positive value; ignored if the {{tt|+}} flag exists; by default a positive value does not have a prefix
|-
| {{tt|0}}
|When the 'width' option is specified, prepends zeros for numeric types; by prepends spaces; for example, {{code|printf("%4X",3)|c}} produces <samp style="white-space:pre">"   3"</samp>, while {{code|printf("%04X",3);|c}} produces {{samp|"0003"}}
|-
| {{tt|'}}
| The integer or exponent of a decimal has the thousands grouping separator applied
|-
| {{tt|#}}
| Alternate form:<br /> For {{tt|g}} and {{tt|G}} types, trailing zeros are not removed<br /> For {{tt|f}}, {{tt|F}}, {{tt|e}}, {{tt|E}}, {{tt|g}}, {{tt|G}} types, the output always contains a decimal point<br /> For {{tt|o}}, {{tt|x}}, {{tt|X}} types, the text {{tt|0}}, {{tt|0x}}, {{tt|0X}}, respectively, is prepended to non-zero numbers
|}