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Angular Interview Questions and Answers

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Question - ) What is Angular Expression? Explain the key difference between angular expressions and JavaScript expressions

Answer - Like JavaScript, Angular expressions are code snippets that are usually placed in binding such as {{ expression }} The key difference between the JavaScript expressions and Angular expressions is: • Context: In Angular, the expressions are evaluated against a scope object, while the JavaScript expressions are evaluated against the global window • Forgiving: In Angular expression, evaluation is forgiving to null and undefined, while in JavaScript undefined properties generate TypeError or ReferenceError • No Control Flow Statements: Loops, conditionals or exceptions cannot be used in an angular expression • Filters: You can use filters to format data before displaying it.


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