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JavaScript In Practice: ES6 And Beyond

UTF-32 support

Explore how the for-of loop in JavaScript correctly processes UTF-32 Unicode characters, ensuring accurate iteration over all character sizes compared to the for-in loop. This lesson helps you understand the practical differences in character handling for better coding with Unicode data.

We'll cover the following...

Consider the following code snippet:

Node.js
let text = '\u{1F601}\u{1F43C}'; 
console.log( 'text: ', text );
for( let i in text ) { 
    console.log(text[i]); 
}; 
console.log('-----'); 
for ( let c of text ) { 
    console.log( c ); 
};

Execute the above ...