chore: add examples

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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---

Author: ShabiShett07

lib/node_modules/@stdlib/blas/base/zdotu/examples/index.js

@@ -27,11 +27,16 @@ function rand() {
 	return new Complex128( discreteUniform( 0, 10 ), discreteUniform( -5, 5 ) );
 }
 
-var zx = filledarrayBy( 10, 'complex128', rand );
-console.log( zx.toString() );
+var x = filledarrayBy( 10, 'complex128', rand );
+console.log( x.toString() );
 
-var zy = filledarrayBy( 10, 'complex128', rand );
-console.log( zy.toString() );
+var y = filledarrayBy( 10, 'complex128', rand );
+console.log( y.toString() );
 
-var out = zdotu.ndarray( zx.length, zx, 1, 0, zy, -1, zy.length-1 );
+// Compute the dot product:
+var out = zdotu( x.length, x, 1, 0, y, -1, y.length-1 );
+console.log( out.toString() );
+
+// Compute the dot product using alternative indexing semantics:
+out = zdotu.ndarray( x.length, x, 1, 0, y, -1, y.length-1 );
 console.log( out.toString() );