get names and email address seperated out from comma seperated string received from gMail api

Tests if a string can be parsed as a number which may contain a fractional component. May be negative. Plus sign and scientific notation are not supported. Valid: '1234', '-1234', '-1.234', '1234.1234' Not valid: '1.1.1', '+1', '.1', '-.1', '10.1234E10', '1.'

Validation Expression to validate Blank String checks

This is a regular expression for validating places

Regex to quote keys to parse a string of relaxed JSON. Rules: No ':', '"' or newline in keys allowed

allow only alpabets digits and special characters

Regex to qoute a JSON-string

This is for the validation of number

This will catch the id which is an integer and not characters mixed with numbers

this regular expression can be used for validating id