/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
File Name : 15 . 8 . 2 . 17 . js
ECMA Section : 15 . 8 . 2 . 17 Math . sqrt ( x )
Description : return an approximation to the squareroot of the argument .
special cases :
- if x is NaN return NaN
- if x < 0 return NaN
- if x = = 0 return 0
- if x = = - 0 return - 0
- if x = = Infinity return Infinity
Author : christine @ netscape . com
Date : 7 july 1997
*/
var SECTION =
"15.8.2.17" ;
var TITLE =
"Math.sqrt(x)" ;
writeHeaderToLog( SECTION +
" " + TITLE);
new TestCase(
"Math.sqrt.length" ,
1 ,
Math.sqrt.length );
new TestCase(
"Math.sqrt()" ,
Number.NaN,
Math.sqrt() );
new TestCase(
"Math.sqrt(void 0)" ,
Number.NaN,
Math.sqrt(
void 0 ) );
new TestCase(
"Math.sqrt(null)" ,
0 ,
Math.sqrt(
null ) );
new TestCase(
"Math.sqrt(true)" ,
1 ,
Math.sqrt(
1 ) );
new TestCase(
"Math.sqrt(false)" ,
0 ,
Math.sqrt(
false ) );
new TestCase(
"Math.sqrt('225')" ,
15 ,
Math.sqrt(
'225' ) );
new TestCase(
"Math.sqrt(NaN)" ,
Number.NaN,
Math.sqrt(Number.NaN) );
new TestCase(
"Math.sqrt(-Infinity)" ,
Number.NaN,
Math.sqrt(Number.NEGATIVE_INFINITY));
new TestCase(
"Math.sqrt(-1)" ,
Number.NaN,
Math.sqrt(-
1 ));
new TestCase(
"Math.sqrt(-0.5)" ,
Number.NaN,
Math.sqrt(-
0 .
5 ));
new TestCase(
"Math.sqrt(0)" ,
0 ,
Math.sqrt(
0 ));
new TestCase(
"Math.sqrt(-0)" ,
-
0 ,
Math.sqrt(-
0 ));
new TestCase(
"Infinity/Math.sqrt(-0)" ,
-Infinity,
Infinity/Math.sqrt(-
0 ) );
new TestCase(
"Math.sqrt(Infinity)" ,
Number.POSITIVE_INFINITY,
Math.sqrt(Number.POSITIVE_INFINITY));
new TestCase(
"Math.sqrt(1)" ,
1 ,
Math.sqrt(
1 ));
new TestCase(
"Math.sqrt(2)" ,
Math.SQRT2,
Math.sqrt(
2 ));
new TestCase(
"Math.sqrt(0.5)" ,
Math.SQRT1_2,
Math.sqrt(
0 .
5 ));
new TestCase(
"Math.sqrt(4)" ,
2 ,
Math.sqrt(
4 ));
new TestCase(
"Math.sqrt(9)" ,
3 ,
Math.sqrt(
9 ));
new TestCase(
"Math.sqrt(16)" ,
4 ,
Math.sqrt(
16 ));
new TestCase(
"Math.sqrt(25)" ,
5 ,
Math.sqrt(
25 ));
new TestCase(
"Math.sqrt(36)" ,
6 ,
Math.sqrt(
36 ));
new TestCase(
"Math.sqrt(49)" ,
7 ,
Math.sqrt(
49 ));
new TestCase(
"Math.sqrt(64)" ,
8 ,
Math.sqrt(
64 ));
new TestCase(
"Math.sqrt(256)" ,
16 ,
Math.sqrt(
256 ));
new TestCase(
"Math.sqrt(10000)" ,
100 ,
Math.sqrt(
10000 ));
new TestCase(
"Math.sqrt(65536)" ,
256 ,
Math.sqrt(
65536 ));
new TestCase(
"Math.sqrt(0.09)" ,
0 .
3 ,
Math.sqrt(
0 .
09 ));
new TestCase(
"Math.sqrt(0.01)" ,
0 .
1 ,
Math.sqrt(
0 .
01 ));
new TestCase(
"Math.sqrt(0.00000001)" ,
0 .
0001 ,
Math.sqrt(
0 .
00000001 ));
test();
Messung V0.5 in Prozent C=93 H=94 G=93
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
*© Formatika GbR, Deutschland