PHP Development Experience Four

1,php JSON data returned to an HTML page cannot contain special characters

Some time in PHP to write query database data, in JSON format to return to the front page JS file, JS file to Angularjs function call processing method for data display, but the data returned to normal, Angularjs's function call came directly into the. Error instead of. Success.

The error message is: undefined. It is unclear where the problem appears.

After debugging, it is found that the JSON data contains a carriage return character, these special characters must be processed. The front end can parse JSON data normally. Therefore, it is normal to call the following function after processing:

$json _string=str_replace(php_eol$json _stringecho$ Json_string

PHP Development Experience Four