Home Backend Development PHP Tutorial WordPres对前端页面调试时的两个PHP函数使用小技巧_php技巧

WordPres对前端页面调试时的两个PHP函数使用小技巧_php技巧

May 16, 2016 pm 08:02 PM
wordpress front end debug

函数esc_js()(过滤 Html 内嵌 JS)
参数

$text

(字符串)(必须)要过滤的字符串。

默认值:None

返回值

(字符串)返回过滤后的字符串。

例子

<input type="text" value="<&#63;php echo esc_attr( $instance['input_text'] ); &#63;>" id="subbox" onfocus="if ( this.value == '<&#63;php echo esc_js( $instance['input_text'] ); &#63;>') { this.value = ''; }" onblur="if ( this.value == '' ) { this.value = '<&#63;php echo esc_js( $instance['input_text'] ); &#63;>'; }" name="email" />

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更多

此函数位于:wp-includes/formatting.php

nocache_headers()(禁止浏览器缓存)
nocache_headers() 用来发送一个 header 头信息,告诉浏览器禁止缓存当前页面,一般在 Ajax 请求时使用,防止出现错误。

用法

nocache_headers();
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属性

此函数没有属性。

返回值

此函数无返回值。

例子

function Bing_add_ajax(){
  nocache_headers();
  echo true;
  die;
}
add_action( 'template_redirect', 'Bing_add_ajax' );
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其它

此函数位于:wp-includes/functions.php

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