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jquery Programming Glossary: ecmascriptLearning JavaScript… Should I skip straight to the good stuff (the frameworks)? http://stackoverflow.com/questions/1095682/learning-javascript-should-i-skip-straight-to-the-good-stuff-the-frameworks
Using jQuery to get json data returns invalid label error http://stackoverflow.com/questions/1230897/using-jquery-to-get-json-data-returns-invalid-label-error page is a great reference implementation of the proposed ECMAScript JSON parser interface JSON.parse . Cheers skylar share improve..
jQuery ajax, how to send JSON instead of QueryString http://stackoverflow.com/questions/12693947/jquery-ajax-how-to-send-json-instead-of-querystring natively available in browsers that support JavaScript 1.7 ECMAScript 5 or later. If you need legacy support you can use json2 . ..
http://stackoverflow.com/questions/1419731/jquery-framework-internals to learn Prototypal inheritance the inheritance used in ECMAScript the core language on which Javascript is based upon Lambdas..
Javascript function cannot be found http://stackoverflow.com/questions/15573202/javascript-function-cannot-be-found master .length 0 setMinContentHeight If we address the ECMAScript specification according to Chapter 12 if clause is considered.. Semantics section Several widely used implementations of ECMAScript are known to support the use of FunctionDeclaration as a Statement.. portable among implementations. It is recommended that ECMAScript implementations either disallow this usage of FunctionDeclaration..
http://stackoverflow.com/questions/15777519/using-window-document-and-undefined-as-arguments-in-anonymous-function-th undefined is used here as the undefined global variable in ECMAScript 3 and is mutable i.e. it can be changed by someone else . undefined.. undefined global variable in EcmaScript 4 edit actually ECMAScript 3 version 4 never made it or earlier. Again I can't envision.. deliberately null value and a simple uninitialized one. In ECMAScript 5 and later undefined is read only. Prior to that it is possible..
http://stackoverflow.com/questions/191881/serializing-to-json-in-jquery to Crockford's json2.js. It is fully compatible with the ECMAScript 5 specification and gracefully degrades if a native faster implementation..
jQuery uses (new Function(“return ” + data))(); instead of eval(data); to parse JSON, why? http://stackoverflow.com/questions/2449220/jquery-uses-new-functionreturn-data-instead-of-evaldata-to-parse approaches wherever possible they are both disallowed in ECMAScript Fifth Edition's Strict Mode if you have to use one new Function..
Switch-Case for strings in Javascript not working as expected http://stackoverflow.com/questions/2573145/switch-case-for-strings-in-javascript-not-working-as-expected Yay break As expected it does not alert. This is stated in ECMAScript 5th edition section 12.11 switch statement . The interpreter..
Javascript: How to filter object array based on attributes? http://stackoverflow.com/questions/2722159/javascript-how-to-filter-object-array-based-on-attributes 2 el.num_of_baths 2.5 This method is part of the new ECMAScript 5th Edition standard and can be found on almost all modern browsers...
JQuery : What is the difference between “var test” and “var $test” http://stackoverflow.com/questions/2880926/jquery-what-is-the-difference-between-var-test-and-var-test identifier but has no special meaning. In fact in the ECMAScript 3 specification in section 7.6 it states that The dollar sign.. rendered that recommendation obsolete. Indeed the recent ECMAScript 5 spec omits the final sentence. share improve this answer..
http://stackoverflow.com/questions/3349380/jquery-proxy-usage this Note that this feature has been standardized into ECMAScript 5 which now includes the bind method borrowed from Prototype..
new Date() using Javascript in Safari http://stackoverflow.com/questions/4622732/new-date-using-javascript-in-safari dependent the ISO8601 format was recently added to the ECMAScript 5th Edition Specification but this is not yet supported by all..
how to detect if variable is a string http://stackoverflow.com/questions/4891937/how-to-detect-if-variable-is-a-string improve this question This is the way specified in the ECMAScript spec to determine the internal Class property. if Object.prototype.toString.call..
Learning JavaScript… Should I skip straight to the good stuff (the frameworks)? http://stackoverflow.com/questions/1095682/learning-javascript-should-i-skip-straight-to-the-good-stuff-the-frameworks
Using jQuery to get json data returns invalid label error http://stackoverflow.com/questions/1230897/using-jquery-to-get-json-data-returns-invalid-label-error
jQuery ajax, how to send JSON instead of QueryString http://stackoverflow.com/questions/12693947/jquery-ajax-how-to-send-json-instead-of-querystring
http://stackoverflow.com/questions/1419731/jquery-framework-internals then you basically need to learn more Javascript. Key things to learn Prototypal inheritance the inheritance used in ECMAScript the core language on which Javascript is based upon Lambdas inline functions Closures outer variables from outer scope accessible..
Javascript function cannot be found http://stackoverflow.com/questions/15573202/javascript-function-cannot-be-found function setMinContentHeight removed for clarity if #site master .length 0 setMinContentHeight If we address the ECMAScript specification according to Chapter 12 if clause is considered to be a Statement as well as for while with try catch etc.. for while with try catch etc . Hence following the NOTE from Semantics section Several widely used implementations of ECMAScript are known to support the use of FunctionDeclaration as a Statement . However there are significant and irreconcilable variations.. as a Statement results in code that is not reliably portable among implementations. It is recommended that ECMAScript implementations either disallow this usage of FunctionDeclaration or issue a warning when such a usage is encountered. Future..
http://stackoverflow.com/questions/15777519/using-window-document-and-undefined-as-arguments-in-anonymous-function-th are not closed properly. function window document undefined undefined is used here as the undefined global variable in ECMAScript 3 and is mutable i.e. it can be changed by someone else . undefined isn't really being passed in so we can ensure that its.. in including this is to ensure that someone hasn't altered the undefined global variable in EcmaScript 4 edit actually ECMAScript 3 version 4 never made it or earlier. Again I can't envision this problem cropping up. If you're truly worried that this.. It allows the programmer to differentiate between a deliberately null value and a simple uninitialized one. In ECMAScript 5 and later undefined is read only. Prior to that it is possible that other code could modify the value of undefined . You..
http://stackoverflow.com/questions/191881/serializing-to-json-in-jquery ...PLEASE start migrating your JSON using applications over to Crockford's json2.js. It is fully compatible with the ECMAScript 5 specification and gracefully degrades if a native faster implementation exists. In fact I just landed a change in jQuery..
jQuery uses (new Function(“return ” + data))(); instead of eval(data); to parse JSON, why? http://stackoverflow.com/questions/2449220/jquery-uses-new-functionreturn-data-instead-of-evaldata-to-parse difference but in general the thinking is avoid both approaches wherever possible they are both disallowed in ECMAScript Fifth Edition's Strict Mode if you have to use one new Function is preferable to eval unless you really need the code to..
Switch-Case for strings in Javascript not working as expected http://stackoverflow.com/questions/2573145/switch-case-for-strings-in-javascript-not-working-as-expected You can test this easily with switch 65 case '65' alert Yay break As expected it does not alert. This is stated in ECMAScript 5th edition section 12.11 switch statement . The interpreter will enter a case statement if input is equal to clauseSelector..
Javascript: How to filter object array based on attributes? http://stackoverflow.com/questions/2722159/javascript-how-to-filter-object-array-based-on-attributes function el return el.price 1000 el.sqft 500 el.num_of_beds 2 el.num_of_baths 2.5 This method is part of the new ECMAScript 5th Edition standard and can be found on almost all modern browsers. For IE you can include the following method for compatibility..
JQuery : What is the difference between “var test” and “var $test” http://stackoverflow.com/questions/2880926/jquery-what-is-the-difference-between-var-test-and-var-test Nothing. No difference. is a valid character in a JavaScript identifier but has no special meaning. In fact in the ECMAScript 3 specification in section 7.6 it states that The dollar sign and the underscore _ are permitted anywhere in an identifier...
http://stackoverflow.com/questions/3349380/jquery-proxy-usage jQuery.proxy function event this.name event.target.value this Note that this feature has been standardized into ECMAScript 5 which now includes the bind method borrowed from Prototype and is already available on some browsers. function Person..
new Date() using Javascript in Safari http://stackoverflow.com/questions/4622732/new-date-using-javascript-in-safari The date parsing behavior on JavaScript is implementation dependent the ISO8601 format was recently added to the ECMAScript 5th Edition Specification but this is not yet supported by all implementations. I would recommend you to parse it manually..
how to detect if variable is a string http://stackoverflow.com/questions/4891937/how-to-detect-if-variable-is-a-string I detect if a variable is a string javascript jquery share improve this question This is the way specified in the ECMAScript spec to determine the internal Class property. if Object.prototype.toString.call myvar ' object String ' a string From 8.6.2..
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