How to solve php base64 decoding garbled characters

php Base64 decoding garbled solution: 1. Replace the minus sign "-" in the string to be decoded with a plus sign " "; 2. Replace the underscore "_" in the string to be decoded with a slash Line "/" replacement.

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php base64 decoding garbled problem

Replace the minus sign "-" in the string to be decoded with a plus sign ""

Replace the underscore "_" in the string to be decoded with a slash "/"

str_replace('-', '+', $str)

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