bench: refactor to use string interpolation in blas/base/sspmv

PR-URL: #10455

Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>

Author: Lokeshranjan8

lib/node_modules/@stdlib/blas/base/sspmv/benchmark/benchmark.js

@@ -25,6 +25,7 @@ var uniform = require( '@stdlib/random/array/uniform' );
 var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var floor = require( '@stdlib/math/base/special/floor' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var sspmv = require( './../lib/sspmv.js' );
 
@@ -98,7 +99,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = floor( pow( pow( 10, i ), 1.0/2.0 ) );
 		f = createBenchmark( len );
-		bench( pkg+':size='+( len * ( len + 1 ) / 2 ), f );
+		bench( format( '%s:size=%d', pkg, len * ( len + 1 ) / 2 ), f );
 	}
 }
 

lib/node_modules/@stdlib/blas/base/sspmv/benchmark/benchmark.ndarray.js

@@ -25,6 +25,7 @@ var uniform = require( '@stdlib/random/array/uniform' );
 var isnanf = require( '@stdlib/math/base/assert/is-nanf' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var floor = require( '@stdlib/math/base/special/floor' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var sspmv = require( './../lib/ndarray.js' );
 
@@ -98,7 +99,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = floor( pow( pow( 10, i ), 1.0/2.0 ) );
 		f = createBenchmark( len );
-		bench( pkg+':ndarray:size='+( len * ( len + 1 ) / 2 ), f );
+		bench( format( '%s:ndarray:size=%d', pkg, len * ( len + 1 ) / 2 ), f );
 	}
 }