String concatenation

Read(1920) Label: zfcpj,

Here are types of string concatenation.

a+ b

Description:

Join two or more strings end-to-end.

Syntax:

a+b

Note:

A string and a numeric value cannot be concatenated.

Parameter:

a

A string constant

b

A string constant

Return value:

A string formed by joining a and b.

Example:

"abc"+"def"

abcdef

"abc"+123

123. A string and a numeric value cannot be concatenated.

a/b

Description:

Concatenate a string with one or more pieces of non-string data.

Syntax:

a/b

Note:

Either a or b is a string. The function will convert the non-string type one to a string before concatenating them to a larger one.

Parameter:

a

Data of any type, with the condition that either a or b is a string

b

Data of any type, with the condition that either a or b is a string

Return value:

A string

Example:

"abc"/12

abc12

date("2015-03-12")/"abc"

2015-03-12abc