[#BloombergLP-bdlb-String-pad-02]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::xref:BloombergLP/bdlb/String.adoc[String]::pad
:relfileprefix: ../../../
:mrdocs:

Append repeatedly to the specified `string` the optionally specified `padChar` until `string` has the specified `length`. If `padChar` is not specified the space (` `) character is appended. This operation has no effect if `string.size() >= length`. The behavior is undefined unless `0 <= length`.

== Synopsis

Declared in `<bdlb_string.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
void
pad(
    xref:bsl/string.adoc[bsl::string]* string,
    int length,
    char padChar = ' ');
----


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