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test/script/basic/strings.js@4112748288bb (annotated)

test/script/basic/strings.js

Thu, 12 Oct 2017 19:52:15 +0800

author

aoqi

date

Thu, 12 Oct 2017 19:52:15 +0800

changeset 1205

4112748288bb

parent 962

ac62e33a99b0

parent 952

6d5471a497fb

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@962	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
attila@962	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
attila@962	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@962	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* Basic String constructor tests.
aoqi@0	26	*
aoqi@0	27	* @test
aoqi@0	28	* @run
aoqi@0	29	*/
aoqi@0	30
aoqi@0	31	var s = new String("javascript");
aoqi@0	32	print(s.length);
aoqi@0	33
aoqi@0	34	// construct from char codes
aoqi@0	35	print("fromCharCode.length = " + String.fromCharCode.length);
aoqi@0	36	var x = String.fromCharCode(65, 66, 67, 68);
aoqi@0	37	print(x);
aoqi@0	38
aoqi@0	39	// print(String.prototype.concat);
aoqi@0	40	print("concat.length = " + String.prototype.concat.length);
aoqi@0	41	print(s.concat(" is great!"));
aoqi@0	42
aoqi@0	43	print("slice.length = " + String.prototype.slice.length);
aoqi@0	44	print("hello world".slice(-6));
aoqi@0	45	print("hello world".slice(7, 10));
aoqi@0	46
aoqi@0	47	print("substring.length = " + String.prototype.substring.length);
aoqi@0	48	print(s.substring(0, 4));
aoqi@0	49	print(s.substring(4));
aoqi@0	50	print(s.substring(10, 4));
aoqi@0	51
aoqi@0	52	print("toLowerCase.length = " + String.prototype.toLowerCase.length);
aoqi@0	53	print("JAVA".toLowerCase());
aoqi@0	54	print("JAVA".toLocaleLowerCase());
aoqi@0	55	print("toUpperCase.length = " + String.prototype.toUpperCase.length);
aoqi@0	56	print("javascript".toUpperCase());
aoqi@0	57	print("javascript".toLocaleUpperCase());
aoqi@0	58
aoqi@0	59	print("localeCompare.length = " + String.prototype.localeCompare.length);
aoqi@0	60	print("java".localeCompare("JAVA"));
aoqi@0	61	print("java".localeCompare("java"));
aoqi@0	62
aoqi@0	63	print("trim.length = " + String.prototype.trim.length);
aoqi@0	64	print(" java ".trim());
aoqi@0	65	print("java".trim());
aoqi@0	66
aoqi@0	67	print("hello".indexOf("l"));
aoqi@0	68	print("hello".lastIndexOf("l"));
aoqi@0	69
aoqi@0	70	// we can call java.lang.String methods on JS Strings.
aoqi@0	71
aoqi@0	72	print("hello".endsWith("lo"));
aoqi@0	73	print("hello".startsWith("hell"));
aoqi@0	74	print("hello".startsWith("lo"));
aoqi@0	75	print("hello".endsWith("hell"));
aoqi@0	76
aoqi@0	77	// we can access string's characters with array-like indexing..
aoqi@0	78
aoqi@0	79	print("hello"[0]);
aoqi@0	80	print("hello"[2]);
aoqi@0	81	print("hello"[100]); // undefined
aoqi@0	82
aoqi@0	83	print('foo' === 'foo');
aoqi@0	84	print('foo' !== 'foo');
aoqi@0	85	print('' === '');
aoqi@0	86	print('' !== '');
aoqi@0	87