How to replace double quotes with single quotes in php

Replacement method: 1. Use the preg_replace() function with the regular expression "/\"/", the syntax "preg_replace('/\"/',"'", string)"; 2. Use str_replace() function, syntax "str_replace('"',"'",string)".

The operating environment of this tutorial: windows7 system, PHP7. Version 1, DELL G3 computer

php method to replace double quotes with single quotes

Method 1: Use preg_replace() The function works with a regular expression to convert double quotes into single quotes

preg_replace function performs a regular expression search and replace.

The regular expression used is:/\"/

Example:

"; $new = preg_replace('/\"/', "'", $param); echo "新字符串：".$new; ?>

Method 2: Using str_replace() Function

str_replace() function replaces some characters in a string.

Example:

"; $new = str_replace('"',"'",$param); echo "新字符串：".$new; ?>

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