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author | Adam Carpenter <gitlab@53hor.net> | 2019-07-09 15:14:04 -0400 |
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committer | Adam Carpenter <gitlab@53hor.net> | 2019-07-09 15:14:04 -0400 |
commit | 7e8ee5ed9cad6484e9f13f81731b102ced58402e (patch) | |
tree | 5395402ab07bbb5a659dbd68c701e22a1227202f /meap/meap-code/ch1/ch1-escape-html.rs | |
download | learning-rust-7e8ee5ed9cad6484e9f13f81731b102ced58402e.tar.xz learning-rust-7e8ee5ed9cad6484e9f13f81731b102ced58402e.zip |
Init.
Diffstat (limited to 'meap/meap-code/ch1/ch1-escape-html.rs')
-rwxr-xr-x | meap/meap-code/ch1/ch1-escape-html.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/meap/meap-code/ch1/ch1-escape-html.rs b/meap/meap-code/ch1/ch1-escape-html.rs new file mode 100755 index 0000000..7b61232 --- /dev/null +++ b/meap/meap-code/ch1/ch1-escape-html.rs @@ -0,0 +1,22 @@ +fn escape_html(maybe_html: &str) -> String {
+ let mut out = String::with_capacity(maybe_html.len());
+
+ for c in maybe_html.chars() {
+ match c {
+ '<' => out.push_str("<"),
+ '>' => out.push_str(">"),
+ '&' => out.push_str("&"),
+ '\'' => out.push_str("'"),
+ '"' => out.push_str("""),
+ _ => out.push(c),
+ };
+ }
+
+ out
+}
+
+fn main() {
+ let html = "<p>\"Hello, World!\"</p>";
+ let escaped_html = escape_html(html);
+ println!("{}", escaped_html);
+}
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