How javascript converts a string to binary

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Conversion methods: 1, the use of split () method to convert the string into a character array; 2, traversing the character array, the use of charCodeAt () and toString () method to convert each character element into a binary value; 3, the use of join () method to concatenate array elements, into a complete binary value.

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

Javascript converts a string to binary

Convert a string to a character array

Iterate through the character array, using charCodeAt () to convert each character element to an ascii code

Use toString (2) to convert ascii code elements to binary

Use join () to concatenate array elements to binary strings.

Implementation code:

Function strToBinary (str) {var result = []; var list = str.split (""); for (var itemositani)