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[DOC File]JavaScript Tutorial
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In JavaScript two values said to be equal if they share the same value. However, they are strictly equal to each other only if they both have the same value and type. Therefore, while null and undefined are equal (because they are the same value) they are not strictly equal (because they are different types).
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[DOCX File]JavaScript: Writing Into HTML Output
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Java is a . weakly-typed. language. You will . not. get type-conversion errors when you try to assign a value of one type to another type. Here are some type conversions: Booleans
javascript check null and undefined

[DOCX File]Home - Scoilnet
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- Number, String, Boolean, Function, Object, Null, Undefined. How do you convert numbers between different bases in JavaScript? - Use the parseInt() function, that takes a string as the first parameter, and the base as a second parameter. So to convert hexadecimal 3F to decimal, use parseInt ("3F", 16); What does isNaN function do?
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[DOCX File]Chapter 02: Working with Functions, Data Types, and Operators
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Use of JavaScript:-JavaScript gives HTML designers a programming tool ... -0, null, "", false, undefined, or NaN, the object is set to false. Otherwise it is true (even with the string "false")! All the following lines of code create Boolean objects with an initial value of false:
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[DOC File]Java Script Interview Questions and Answers
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JavaScript and Java are two completely different languages, in both concept and design.Java (invented by Sun) is a more complex programming language in the same category as C.ECMA-262 is the official name of the JavaScript standard.JavaScript was invented by Brendan Eich.
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Difference Between null and undefined in JavaScript | Compare the …
In JavaScript programming, you can only use the words true and false to indicate Boolean values. JavaScript includes six values that are treated in comparison operations as the Boolean value false. These six values, known as falsy values, are "", -0, 0, NaN, null, and undefined.
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Javascript use null or undefined