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This article mainly explains "how php converts data into binary". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how php converts data into binary".

Conversion to binary methods: 1, the use of decbin () function, you can convert decimal to binary, syntax "decbin (" decimal value ")"; 2, with base_convert () function, you can convert any other binary to binary, syntax "base_convert (" data value ", original value, 2)".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Conversion between binary number and decimal number

1. Convert a decimal number to a binary number

You can use the decbin (decimal value) function, which converts a decimal number to a binary number.

Output result:

2. Convert any other binary number to binary number

You can use the base_convert () function to convert numbers from any base to another.

Syntax:

Base_convert (number,frombase,tobase); parameter description number is required. Specify the number to be converted. Frombase is required. Specify the original base of the number. Between 2 and 36 (inclusive). Numbers higher than decimal are denoted by the letter amurz, for example, a for 10, b for 11, and z for 35. Tobase is required. Specify the base to be converted. Between 2 and 36 (inclusive). Numbers higher than decimal are denoted by the letter amurz, for example, a for 10, b for 11, and z for 35.

Just set the parameter tobase to 2 to convert any other binary to a binary number

Example:

Output result:

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