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.TH "STRING-UPPER" "1" "Nov 13, 2025" "4.2" "fish-shell"
.SH NAME
string-upper \- convert strings to uppercase
.SH SYNOPSIS
.nf
\fBstring\fP \fBupper\fP [\fB\-q\fP | \fB\-\-quiet\fP] [\fISTRING\fP \&...]
.fi
.sp
.SH DESCRIPTION
.sp
\fBstring upper\fP converts each string argument to uppercase. Exit status: 0 if at least one string was converted to uppercase, else 1. This means that in conjunction with the \fB\-q\fP flag you can readily test whether a string is already uppercase.
.SH COPYRIGHT
fish-shell developers
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