How can PHP developers ensure that their code is compatible with different PHP versions when encountering syntax errors like T_ENCAPSED_AND_WHITESPACE?

When encountering syntax errors like T_ENCAPSED_AND_WHITESPACE, PHP developers can ensure their code is compatible with different PHP versions by properly escaping variables within strings using curly braces {} or concatenation (.) to avoid parsing issues. This involves separating variables from surrounding text to prevent ambiguity in the code. 

// Example of fixing T_ENCAPSED_AND_WHITESPACE syntax error
$name = 'John';
echo "Hello, {$name}!"; // Using curly braces to properly enclose the variable

Keywords

PHP syntax errors T_ENCAPSED_AND_WHITESPACE compatibility version control

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