Полезные скрипты JavaScript

Несколько полезных скриптов.

Повесить обработчики на фрейме.

function Addhandler() { var input = window.frames['mainFrame'].document.getElementById('Lastname'); if (input == null) { return; } else { var inputs = window.frames['mainFrame'].document.getElementsByTagName('input'); } if (undefined !== inputs && inputs.length) { for (index = 0; index < inputs.length; ++index) { var input = inputs[index]; input.onkeyup = function (e) { var item; var itext = ''; itext = this.value.replace(' ', ''); itext = itext.replace('ё', 'е'); var items = ["тест", "привет"]; for (i = 0; i < items.length; ++i) { item = items[i].replace(' ', ''); item = item.replace('ё', 'е'); if (itext.toLowerCase() == item.toLowerCase()) { alert('Вы угадали секретное слово ' + itext + ' поздравляем'); } } } } } }

Селекторы JQuery

Селекторы jQuery

Для изучения используйте jQuery Selector Tester

Selector	Example	Selects
*	$("*")	All elements
#id	$("#lastname")	The element with id="lastname"
.class	$(".intro")	All elements with class="intro"
.class,.class	$(".intro,.demo")	All elements with the class "intro" or "demo"
element	$("p")	All <p> elements
el1,el2,el3	$("h1,div,p")	All <h1>, <div> and <p> elements
:first	$("p:first")	The first <p> element
:last	$("p:last")	The last <p> element
:even	$("tr:even")	All even <tr> elements
:odd	$("tr:odd")	All odd <tr> elements
:first-child	$("p:first-child")	All <p> elements that are the first child of their parent
:first-of-type	$("p:first-of-type")	All <p> elements that are the first <p> element of their parent
:last-child	$("p:last-child")	All <p> elements that are the last child of their parent
:last-of-type	$("p:last-of-type")	All <p> elements that are the last <p> element of their parent
:nth-child(n)	$("p:nth-child(2)")	All <p> elements that are the 2nd child of their parent
:nth-last-child(n)	$("p:nth-last-child(2)")	All <p> elements that are the 2nd child of their parent, counting from the last child
:nth-of-type(n)	$("p:nth-of-type(2)")	All <p> elements that are the 2nd <p> element of their parent
:nth-last-of-type(n)	$("p:nth-last-of-type(2)")	All <p> elements that are the 2nd <p> element of their parent, counting from the last child
:only-child	$("p:only-child")	All <p> elements that are the only child of their parent
:only-of-type	$("p:only-of-type")	All <p> elements that are the only child, of its type, of their parent
parent > child	$("div > p")	All <p> elements that are a direct child of a <div> element
parent descendant	$("div p")	All <p> elements that are descendants of a <div> element
element + next	$("div + p")	The <p> element that are next to each <div> elements
element ~ siblings	$("div ~ p")	All <p> elements that are siblings of a <div> element
:eq(index)	$("ul li:eq(3)")	The fourth element in a list (index starts at 0)
:gt(no)	$("ul li:gt(3)")	List elements with an index greater than 3
:lt(no)	$("ul li:lt(3)")	List elements with an index less than 3
:not(selector)	$("input:not(:empty)")	All input elements that are not empty
:header	$(":header")	All header elements <h1>, <h2> ...
:animated	$(":animated")	All animated elements
:focus	$(":focus")	The element that currently has focus
:contains(text)	$(":contains('Hello')")	All elements which contains the text "Hello"
:has(selector)	$("div:has(p)")	All <div> elements that have a <p> element
:empty	$(":empty")	All elements that are empty
:parent	$(":parent")	All elements that are a parent of another element
:hidden	$("p:hidden")	All hidden <p> elements
:visible	$("table:visible")	All visible tables
:root	$(":root")	The document's root element
:lang(language)	$("p:lang(de)")	All <p> elements with a lang attribute value starting with "de"
[attribute]	$("[href]")	All elements with a href attribute
[attribute=value]	$("[href='default.htm']")	All elements with a href attribute value equal to "default.htm"
[attribute!=value]	$("[href!='default.htm']")	All elements with a href attribute value not equal to "default.htm"
[attribute$=value]	$("[href$='.jpg']")	All elements with a href attribute value ending with ".jpg"
[attribute|=value]	$("[title|='Tomorrow']")	All elements with a title attribute value equal to 'Tomorrow', or starting with 'Tomorrow' followed by a hyphen
[attribute^=value]	$("[title^='Tom']")	All elements with a title attribute value starting with "Tom"
[attribute~=value]	$("[title~='hello']")	All elements with a title attribute value containing the specific word "hello"
[attribute*=value]	$("[title*='hello']")	All elements with a title attribute value containing the word "hello"
:input	$(":input")	All input elements
:text	$(":text")	All input elements with type="text"
:password	$(":password")	All input elements with type="password"
:radio	$(":radio")	All input elements with type="radio"
:checkbox	$(":checkbox")	All input elements with type="checkbox"
:submit	$(":submit")	All input elements with type="submit"
:reset	$(":reset")	All input elements with type="reset"
:button	$(":button")	All input elements with type="button"
:image	$(":image")	All input elements with type="image"
:file	$(":file")	All input elements with type="file"
:enabled	$(":enabled")	All enabled input elements
:disabled	$(":disabled")	All disabled input elements
:selected	$(":selected")	All selected input elements
:checked	$(":checked")	All checked input elements