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javascript Programming Glossary: abcIframe Function Calling From Iframe to parent page javascript function http://stackoverflow.com/questions/2161388/iframe-function-calling-from-iframe-to-parent-page-javascript-function js function from iframe to a parent window script function abc alert sss script iframe id myFrame a onclick abc href # Call.. function abc alert sss script iframe id myFrame a onclick abc href # Call Me a iframe javascript iframe share improve this.. iframe share improve this question a onclick parent.abc href # Call Me a See window.parent Returns a reference to the..
How do I get the name of an object's type in JavaScript? http://stackoverflow.com/questions/332422/how-do-i-get-the-name-of-an-objects-type-in-javascript to work for primitive values 3 instanceof Number false 'abc' instanceof String false true instanceof Boolean false A wrapper.. works fine for primitives 3..constructor Number true 'abc'.constructor String true true.constructor Boolean true Why two.. for all built in types Object.prototype.toString.call 'abc' object String Object.prototype.toString.call abc object RegExp..
http://stackoverflow.com/questions/337878/var-self-this a variable in embedded functions. This is the example var abc 1 we want to use this variable in embedded functions function.. variable in embedded functions function xyz console.log abc it is available here function qwe console.log abc it is available.. abc it is available here function qwe console.log abc it is available here too ... This technique relies on using..
How to check for “undefined” in JavaScript? http://stackoverflow.com/questions/3390396/how-to-check-for-undefined-in-javascript hasn't been defined which throws a ReferenceError . abc was never declared. if abc ReferenceError abc is not defined.. which throws a ReferenceError . abc was never declared. if abc ReferenceError abc is not defined The other case is when the.. . abc was never declared. if abc ReferenceError abc is not defined The other case is when the variable has been..
Does it matter which equals operator (== vs ===) I use in JavaScript comparisons? http://stackoverflow.com/questions/359494/does-it-matter-which-equals-operator-vs-i-use-in-javascript-comparisons with a string object created by the String constructor. abc new String abc true abc new String abc false Here the operator.. object created by the String constructor. abc new String abc true abc new String abc false Here the operator is checking.. created by the String constructor. abc new String abc true abc new String abc false Here the operator is checking the values..
How do you access the matched groups in a javascript regex? http://stackoverflow.com/questions/432493/how-do-you-access-the-matched-groups-in-a-javascript-regex parenthesized substring. var myString something format_abc I want abc var arr ^ s format_ . s .exec myString console.log.. substring. var myString something format_abc I want abc var arr ^ s format_ . s .exec myString console.log arr prints.. s format_ . s .exec myString console.log arr prints format_abc abc .. so far so good. console.log arr 1 prints undefined console.log..
How to call a java method from jsp by clicking a menu in html page? http://stackoverflow.com/questions/10983961/how-to-call-a-java-method-from-jsp-by-clicking-a-menu-in-html-page POST url someServlet data methodToInvoke sayHello data Abc .done function msg alert Data Saved msg at Servlet end doPost..
How to achieve pseudo-classical inheritance right on the class declaration? http://stackoverflow.com/questions/18753802/how-to-achieve-pseudo-classical-inheritance-right-on-the-class-declaration arguments definition instance _super return instance The Abc class function Abc key value return _extends Object .call this.. instance _super return instance The Abc class function Abc key value return _extends Object .call this function instance.. key The Xyz class function Xyz key value return _extends Abc .call this function instance _super _super key value instance.That..
How to remove part of a string before a “:” in javascript? http://stackoverflow.com/questions/4092325/how-to-remove-part-of-a-string-before-a-in-javascript before a &ldquo &rdquo in javascript If I have a string Abc Lorem ipsum sit amet how can I use javascript jQuery to remove.. No need for jQuery here regular JavaScript will do var str Abc Lorem ipsum sit amet str str.substring str.indexOf 1 You cant.. cant test it here . Or the .split and .pop version var str Abc Lorem ipsum sit amet str str.split .pop You can test that version..
Truncate a string straight javascript http://stackoverflow.com/questions/1301512/truncate-a-string-straight-javascript Use the substring method var length 3 var myString ABCDEFG var myTruncatedString myString.substring 0 length The value.. 0 length The value of myTruncatedString is ABC So in your case var length 3 set to the number of characters..
How to get the nth occurrence in a string? http://stackoverflow.com/questions/14480345/how-to-get-the-nth-occurrence-in-a-string like to get the starting position of the 2nd occurrence of ABC . With something like this var string XYZ 123 ABC 456 ABC 789.. of ABC . With something like this var string XYZ 123 ABC 456 ABC 789 ABC getPosition string 'ABC' 2 16 How would you.. ABC . With something like this var string XYZ 123 ABC 456 ABC 789 ABC getPosition string 'ABC' 2 16 How would you do it javascript..
Generate (multilevel) flare.json data format from flat json http://stackoverflow.com/questions/17847131/generate-multilevel-flare-json-data-format-from-flat-json flat json I have a flat json file structure like name ABC parent DEF relation ghi depth 1 name DEF parent null relation.. DEF parent null relation null depth 0 name new_name parent ABC relation rel depth 2 .... .... And what I want is a nested file.. like name DEF parent null relation null children name ABC parent DEF relation ghi children name new_name ... ..
How to achieve pseudo-classical inheritance right on the class declaration? http://stackoverflow.com/questions/18753802/how-to-achieve-pseudo-classical-inheritance-right-on-the-class-declaration your code as follows var augment require augment var ABC augment Object function this.constructor function key value.. value this.what function alert what var XYZ augment ABC function base this.constructor function key value base.constructor.call.. instead. For example traditionally we may write function ABC key value this.key key this.value value ABC.prototype.what function..
Javascript to sort contents of select element http://stackoverflow.com/questions/278089/javascript-to-sort-contents-of-select-element 95 width 100 option value 0 XXX option option value 1203 ABC option option value 1013 MMM option select javascript select..
Sort JavaScript array of Objects based on one of the object's properties http://stackoverflow.com/questions/5421253/sort-javascript-array-of-objects-based-on-one-of-the-objects-properties property. I'd like them sorted in the following way.. `ABC` `abc` `BAC` `bac` etc... How would I achieve this in JavaScript.. this question There are 2 basic ways var arr name ABC name BAC name abc name bac arr.sort function a b var alc a.name.toLowerCase.. with both these ways is that they will not sort uppercase ABC before lowercase abc since it will treat them as the same. To..
JavaScript: create a string or char from an ASCII value http://stackoverflow.com/questions/602020/javascript-create-a-string-or-char-from-an-ascii-value
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