Learning JavaScript from PHP - a Comparison | Lullabot

This is a basic comparison between PHP and JavaScript. It's intended for users familiar with PHP and looking for JavaScript equivalents. JavaScript and PHP Comparisons: Variables Scope Types Casting NULL and empty() values Booleans Case Sensitivity Dumping variables Objects and Arrays Declaration Syntax Associative Arrays Control Structures for() loop foreach() loop Variables Variable Scope PHP an

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対比するとわかりやすいなぁ