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| -rw-r--r-- | docs/manual/mod/mod_setenvif.xml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/docs/manual/mod/mod_setenvif.xml b/docs/manual/mod/mod_setenvif.xml index 4024c9ec78..99c302f3a3 100644 --- a/docs/manual/mod/mod_setenvif.xml +++ b/docs/manual/mod/mod_setenvif.xml @@ -276,13 +276,14 @@ for additional examples. <usage> <p>The <directive>SetEnvIfExpr</directive> directive defines - environment variables based on an <directive module="core" type="section">If</directive> - <code>ap_expr</code>. These expressions will be evaluated at runtime, + environment variables based on an <a href="../expr.html">expression</a>. + These expressions will be evaluated at runtime, and applied <em>env-variable</em> in the same fashion as <directive - >SetEnvIf</directive>.</p> + >SetEnvIf</directive>, including backreferences.</p> <highlight language="config"> SetEnvIfExpr "tolower(req('X-Sendfile')) == 'd:\images\very_big.iso')" iso_delivered + SetEnvIfExpr "tolower(req('X-Sendfile')) =~ /(.*\.iso$)/" iso-path=$1 </highlight> <p>This would set the environment variable <code>iso_delivered</code> |