diff --git a/404.html b/404.html
index 8b1f4ad..813c451 100644
--- a/404.html
+++ b/404.html
@@ -32,7 +32,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
diff --git a/authors.html b/authors.html
index 03e2df7..b5ec8aa 100644
--- a/authors.html
+++ b/authors.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
@@ -61,15 +61,15 @@ <h1 id="citation">Citation</h1>
     </div>
 
 
-    <p>Yu G (2024).
+    <p>Yu G (2025).
 <em>yulab.utils: Supporting Functions for Packages Maintained by 'YuLab-SMU'</em>.
-R package version 0.1.8.001, <a href="https://yulab-smu.top/" class="external-link">https://yulab-smu.top/</a>.
+R package version 0.1.9, <a href="https://yulab-smu.top/" class="external-link">https://yulab-smu.top/</a>.
 </p>
     <pre>@Manual{,
   title = {yulab.utils: Supporting Functions for Packages Maintained by 'YuLab-SMU'},
   author = {Guangchuang Yu},
-  year = {2024},
-  note = {R package version 0.1.8.001},
+  year = {2025},
+  note = {R package version 0.1.9},
   url = {https://yulab-smu.top/},
 }</pre>
 
diff --git a/index.html b/index.html
index cad4953..3b76d93 100644
--- a/index.html
+++ b/index.html
@@ -33,7 +33,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/news/index.html b/news/index.html
index 0b76a12..f7f15eb 100644
--- a/news/index.html
+++ b/news/index.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
@@ -48,7 +48,7 @@ <h1 data-toc-skip>Changelog <small></small></h1>
     </div>
 
     <div class="section level2">
-<h2 class="page-header" data-toc-text="0.1.8.001" id="yulabutils-018001">yulab.utils 0.1.8.001<a class="anchor" aria-label="anchor" href="#yulabutils-018001"></a></h2>
+<h2 class="page-header" data-toc-text="0.1.9" id="yulabutils-019">yulab.utils 0.1.9<a class="anchor" aria-label="anchor" href="#yulabutils-019"></a></h2>
 <ul><li>
 <code><a href="../reference/c2.html">c2()</a></code> to concate two vectors into a ‘chunked_array’ object (2024-12-03, Tue)</li>
 </ul></div>
diff --git a/pkgdown.yml b/pkgdown.yml
index d5d38f2..5831a24 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -1,5 +1,5 @@
-pandoc: '3.5'
+pandoc: 3.6.1
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-12-03T09:41Z
+last_built: 2025-01-07T07:21Z
diff --git a/reference/c2.html b/reference/c2.html
index b64b9cb..22908e7 100644
--- a/reference/c2.html
+++ b/reference/c2.html
@@ -17,7 +17,7 @@
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       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
diff --git a/reference/check_pkg.html b/reference/check_pkg.html
index 34ebec5..5d9345a 100644
--- a/reference/check_pkg.html
+++ b/reference/check_pkg.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
diff --git a/reference/combinations.html b/reference/combinations.html
index f7e1bf2..a40e4d8 100644
--- a/reference/combinations.html
+++ b/reference/combinations.html
@@ -17,7 +17,7 @@
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       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
diff --git a/reference/cran-bioc-pkg.html b/reference/cran-bioc-pkg.html
index 83d8874..6776ab9 100644
--- a/reference/cran-bioc-pkg.html
+++ b/reference/cran-bioc-pkg.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
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diff --git a/reference/exec.html b/reference/exec.html
index a153d40..323eb3c 100644
--- a/reference/exec.html
+++ b/reference/exec.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
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diff --git a/reference/get_dependencies.html b/reference/get_dependencies.html
index 77d5dcb..c8cc999 100644
--- a/reference/get_dependencies.html
+++ b/reference/get_dependencies.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/get_fun_from_pkg.html b/reference/get_fun_from_pkg.html
index e9d761b..9c9fd57 100644
--- a/reference/get_fun_from_pkg.html
+++ b/reference/get_fun_from_pkg.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>
 
@@ -100,7 +100,7 @@ <h2>Examples</h2>
 <span class="r-out co"><span class="r-pr">#&gt;</span>         invisible(system2(zip, args, input = input, invisible = TRUE))</span>
 <span class="r-out co"><span class="r-pr">#&gt;</span>     else invisible(system2(zip, args, input = input))</span>
 <span class="r-out co"><span class="r-pr">#&gt;</span> }</span>
-<span class="r-out co"><span class="r-pr">#&gt;</span> &lt;bytecode: 0x562f7426e5e0&gt;</span>
+<span class="r-out co"><span class="r-pr">#&gt;</span> &lt;bytecode: 0x5639a07248d0&gt;</span>
 <span class="r-out co"><span class="r-pr">#&gt;</span> &lt;environment: namespace:utils&gt;</span>
 </code></pre></div>
     </div>
diff --git a/reference/github-pkg.html b/reference/github-pkg.html
index 345dde4..4cb517a 100644
--- a/reference/github-pkg.html
+++ b/reference/github-pkg.html
@@ -17,7 +17,7 @@
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       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/has_internet.html b/reference/has_internet.html
index a60bf32..c6f653a 100644
--- a/reference/has_internet.html
+++ b/reference/has_internet.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/index.html b/reference/index.html
index 733d863..4c4cc56 100644
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+++ b/reference/index.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/install_zip.html b/reference/install_zip.html
index 1246d6c..f71659f 100644
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+++ b/reference/install_zip.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/install_zip_gh.html b/reference/install_zip_gh.html
index 9558f41..ad7a3e0 100644
--- a/reference/install_zip_gh.html
+++ b/reference/install_zip_gh.html
@@ -17,7 +17,7 @@
       </button>
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/is.installed.html b/reference/is.installed.html
index ec7ecc5..dd3fcc3 100644
--- a/reference/is.installed.html
+++ b/reference/is.installed.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/ls2df.html b/reference/ls2df.html
index 9789e46..1e0cd63 100644
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+++ b/reference/ls2df.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/mat2df.html b/reference/mat2df.html
index 03d769e..d2dac69 100644
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+++ b/reference/mat2df.html
@@ -18,7 +18,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/mat2list.html b/reference/mat2list.html
index 18dd346..e762ba0 100644
--- a/reference/mat2list.html
+++ b/reference/mat2list.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/mypkg.html b/reference/mypkg.html
index 9c427e2..a408a3d 100644
--- a/reference/mypkg.html
+++ b/reference/mypkg.html
@@ -17,7 +17,7 @@
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-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/o.html b/reference/o.html
index fefbb56..af724ca 100644
--- a/reference/o.html
+++ b/reference/o.html
@@ -17,7 +17,7 @@
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-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/packageTitle.html b/reference/packageTitle.html
index 489abf0..2c05953 100644
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+++ b/reference/packageTitle.html
@@ -17,7 +17,7 @@
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-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/pload.html b/reference/pload.html
index ae33e6b..2f73b81 100644
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+++ b/reference/pload.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/rbindlist.html b/reference/rbindlist.html
index 82663d1..6932ddb 100644
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+++ b/reference/rbindlist.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/read.cb.html b/reference/read.cb.html
index f105a78..f4dc19f 100644
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+++ b/reference/read.cb.html
@@ -17,7 +17,7 @@
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-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/regexpr-style.html b/reference/regexpr-style.html
index db06947..937a465 100644
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+++ b/reference/regexpr-style.html
@@ -19,7 +19,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
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diff --git a/reference/scale_range.html b/reference/scale_range.html
index 39cfe9b..ce35fe0 100644
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+++ b/reference/scale_range.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/scihub-dl.html b/reference/scihub-dl.html
index ac1a3e3..5190f7a 100644
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+++ b/reference/scihub-dl.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/show_in_excel.html b/reference/show_in_excel.html
index e5609fc..6059990 100644
--- a/reference/show_in_excel.html
+++ b/reference/show_in_excel.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/str-detect.html b/reference/str-detect.html
index 4dfa0d7..0725f7f 100644
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+++ b/reference/str-detect.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/str-extract.html b/reference/str-extract.html
index 5560aa4..4e43717 100644
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+++ b/reference/str-extract.html
@@ -17,7 +17,7 @@
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/str-starts-ends.html b/reference/str-starts-ends.html
index 3c4c32f..f6cfb1d 100644
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diff --git a/reference/str_wrap.html b/reference/str_wrap.html
index 91547ac..3915813 100644
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@@ -17,7 +17,7 @@
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diff --git a/reference/yread.html b/reference/yread.html
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         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/yulab.utils-package.html b/reference/yulab.utils-package.html
index 65200d0..75d0824 100644
--- a/reference/yulab.utils-package.html
+++ b/reference/yulab.utils-package.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
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diff --git a/reference/yulab_msg.html b/reference/yulab_msg.html
index 0723918..530f22b 100644
--- a/reference/yulab_msg.html
+++ b/reference/yulab_msg.html
@@ -17,7 +17,7 @@
       </button>
       <span class="navbar-brand">
         <a class="navbar-link" href="../index.html">yulab.utils</a>
-        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.8.001</span>
+        <span class="version label label-default" data-toggle="tooltip" data-placement="bottom" title="">0.1.9</span>
       </span>
     </div>