Fix: Replace deprecated ${var} string interpolation syntax with {$var} #75
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🐛 Bug Fix: PHP String Interpolation Deprecation Warning
Issue
Fixes PHP deprecation warning:
Using ${var} in strings is deprecated, use {$var} insteadChanges
${var}syntax with recommended{$var}syntaxDataTable.phpFiles Changed
src/DataTable.php- Updated JavaScript heredoc block with column filtering logicCompatibility
{$var}syntax works in all supported PHP versions (>=7.4)Testing
${var}patterns exist in codebase{$var}syntaxFixes deprecation warnings reported in GitHub issues.