How to convert floating point number to integer in javascript

Conversion method: 1. Use the parseInt() function, the syntax "parseInt (floating point number)"; 2. Use the bit operator "|", the syntax "0 | floating point number"; 3. Use the bit operator "^", the syntax is "0 ^ floating point number"; 4. Use the bit operator "~~", the syntax is "~~floating point number".

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

Javascript method of converting floating point numbers to integers

Method 1: Use parseInt() function

parseInt(13.5);
parseInt(22.5);

Method 2: Using the bit operator "|"

console.log(0 | 123.45)

Method 3 : Use the bit operator "^"

console.log(0 ^ 123.45)

Method 4: Use the bit operator "~~"

console.log(~~ 123.45);
console.log(~~ 123.4545);

[Recommended learning: javascript advanced tutorial]

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