Revision as of 14:47, 4 January 2018

IFNULL (Value,Default)

Where

Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle Value} and Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle Default}

IFNULL() used to returned the given values according to the Null values.

Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle Value} and Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle Default} are any two values.This function takes two arguments.
If the first argument is not NULL, the function returns the first argument. Otherwise, the second argument is returned.
This function is commonly used to replace NULL value with another value.

@@ Line 6: / Line 6: @@
 ==Description==
+IFNULL (Value,Default)
-*In <math>IFNULL (Value,Default)</math>,<math>Value</math> and <math>Default</math> are any two values.This function takes two arguments.
+*<math>Value</math> and <math>Default</math> are any two values.This function takes two arguments.
 *If the first argument is not NULL, the function returns the first argument. Otherwise, the second argument is returned.
 *This function is commonly used to replace NULL value with another value.