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+---
+title: String Interpolation
+published: true
+featured: true
+author: eac
+date: "Oct 25, 2024"
+snippet: "String interpolation embeds variables directly in strings for dynamic, readable text. For example, Python's f-strings use {} to include variables or expressions seamlessly, simplifying output formatting."
+categories:
+  - python
+  - premium
+  - print "Hello World"
+  - blizzard
+  - silver
+  - attention
+skills:
+  - svelte
+  - typescript
+  - javascript
+  - nim
+  - rust
+  - golang
+  - github-actions
+  - bash
+  - apple
+---
+
+# Header
+
+## Headers
+
+### Headerss
+
+```svelte
+<script>
+	import Link from '#/Link.svelte';
+</script>
+
+<nav>
+	<link href="/" title="Home" />
+	<link href="/blog" title="Blog" />
+	<link href="/projects" title="Projects" />
+	<link href="/about-me" title="About Me" />
+</nav>
+```
+
+```typescript
+const materials = ["Hydrogen", "Helium", "Lithium", "Beryllium"];
+
+console.log(materials.map((material) => material.length));
+// Expected output: Array [8, 6, 7, 9]
+
+(function (a) {
+  return a + 100;
+});
+
+const a = async (x) => {
+  return x++;
+};
+```
+
+```nim
+import macros, strutils
+
+macro toLookupTable(data: static[string]): untyped =
+  result = newTree(nnkBracket)
+  for w in data.split(';'):
+    result.add newLit(w)
+
+const
+  data = "mov;btc;cli;xor"
+  opcodes = toLookupTable(data)
+
+for o in opcodes:
+  echo o
+```
+
+```java
+BufferedWriter out = null;
+try {
+    out = new BufferedWriter(new FileWriter("filename", true));
+    out.write("aString");
+} catch (IOException e) {
+    // error processing code
+} finally {
+    if (out != null) {
+        out.close();
+    }
+}
+```
+
+```scss
+$font-stack: Helvetica, sans-serif;
+$primary-color: #333;
+
+body {
+  font: 100% $font-stack;
+  color: $primary-color;
+}
+```
+
+```rust
+fn main() {
+    let user = ("Adrian", 38);
+    println!("User {} is {} years old", user.0, user.1);
+
+    // tuples within tuples
+    let employee = (("Adrian", 38), "die Mobiliar");
+    println!("User {} is {} years old and works for {}", employee.0.1, employee.0.1, employee.1);
+}
+```
+
+```go
+func Example() {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("hello world"))
+	}))
+	defer ts.Close()
+
+	resp, err := http.Get(ts.URL)
+	if err != nil {
+		fmt.Println(err)
+	}
+	defer resp.Body.Close()
+
+	fmt.Printf("%s\n", resp.Status)
+	fmt.Printf("%d\n", resp.StatusCode)
+}
+```