bench: refactor to use string interpolation in stats/maxsorted

PR-URL: #10459
Ref: #8647

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

Author: rautelaKamal

lib/node_modules/@stdlib/stats/maxsorted/benchmark/benchmark.assign.js

@@ -21,6 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
+var format = require( '@stdlib/string/format' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var linspace = require( '@stdlib/array/linspace' );
@@ -104,7 +105,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':assign:dtype='+options.dtype+',len='+len, f );
+		bench( format( '%s:assign:dtype=%s,len=%d', pkg, options.dtype, len ), f );
 	}
 }
 

lib/node_modules/@stdlib/stats/maxsorted/benchmark/benchmark.js

@@ -21,6 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
+var format = require( '@stdlib/string/format' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var linspace = require( '@stdlib/array/linspace' );
@@ -98,7 +99,7 @@ function main() {
 	for ( i = min; i <= max; i++ ) {
 		len = pow( 10, i );
 		f = createBenchmark( len );
-		bench( pkg+':dtype='+options.dtype+',len='+len, f );
+		bench( format( '%s:dtype=%s,len=%d', pkg, options.dtype, len ), f );
 	}
 }