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PHP Fun Breakthrough Class
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basic grammar
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PHP Fun Breakthrough Class
History of PHP
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PHP basic syntax
Introduction to PHP
Variables in PHP
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Comments in PHP
PHP data types
Introduction to PHP ...
PHP data type Boolea...
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PHP data type string
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PHP data type NULL
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PHP constants and variables
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basic grammar
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填空,在頁(yè)面顯示“PHP中文網(wǎng)”。
<?php
php_cn
"PHP中文網(wǎng)";
php_cn;
?>
在PHP開(kāi)發(fā)中最常用的注釋有幾種?
1
2
3
4
以下說(shuō)法正確的有哪些?
變量的開(kāi)頭符號(hào)是 $
變量可以依數(shù)字開(kāi)頭
變量區(qū)分大小寫(xiě)。
變量開(kāi)頭不能是下劃線。
1
/3
繼續(xù)
正確
錯(cuò)誤