Merge branch 'master' of http://gitea.yulinling.asia/rsgl/rust-test

string_test/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "string_test"
+version = "0.1.0"

string_test/Cargo.toml

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+[package]
+name = "string_test"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

string_test/src/main.rs

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+/* 填空并修复所有错误 */
+fn main() {
+    let raw_str = "Escapes don't work here: \x3F \u{211D}";
+    // 修改上面的行让代码工作
+    assert_eq!(raw_str, "Escapes don't work here: ? ℝ");
+
+    // 如果你希望在字符串中使用双引号，可以使用以下形式
+    let quotes = r#"And then I said: "There is no escape!""#;
+    println!("{}", quotes);
+
+    // 如果希望在字符串中使用 # 号，可以如下使用：
+    let delimiter = r###"A string with "# in it. And even "##!"###;
+    println!("{}", delimiter);
+
+    // 填空
+    let long_delimiter = "Hello, \"##\"";
+    assert_eq!(long_delimiter, "Hello, \"##\"")
+}