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Deze Concept Map heeft informatie gerelateerd aan: PHP, all variables start with a dollar sign variables are for storing values $ = value rules variable name starts with letter or _, mysql what is sql? Structured Query Language, all variables start with a dollar sign variables are for storing values $ = value rules A variable name can only contain alpha-numeric characters and underscores (a-z, A-Z, 0-9, and _ ), a language with a specific syntax all variables start with a dollar sign variables are for storing values $ = value, a language with a specific syntax <?php ?> is a php code block, echo displays text on screen, all variables start with a dollar sign variables are for storing values $ = value rules A variable name should not contain spaces. If a variable name is more than one word, it should be separated with an underscore ($my_string), or with capitalization ($myString), a tool that supports many databases like mysql, what is PHP it is server side scripting language, what is PHP it is a tool that supports many databases, what is PHP it is a language, a language consist of echo