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global_variables.py
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# Created by: Mr. Coxall | |
# Created on: Sep 2018 | |
# Created for: ICS3U | |
# This program shows the difference between local and global variables | |
import ui | |
variableX = 25 | |
def local_button_touch_up_inside(sender): | |
# shows what happen with local variable | |
variableX = 10 | |
variableY = 30 | |
variableZ = variableX + variableY | |
view['local_answer_label'].text = str(variableZ) | |
def global_button_touch_up_inside(sender): | |
# shows what happen with global variable | |
#global variableX | |
#variableX = variableX + 1 | |
variableY = 30 | |
variableZ = variableX + variableY | |
view['global_answer_label'].text = str(variableZ) | |
view = ui.load_view() | |
view.present('full_screen') |
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[ | |
{ | |
"selected" : false, | |
"frame" : "{{0, 0}, {1024, 768}}", | |
"class" : "View", | |
"nodes" : [ | |
{ | |
"selected" : false, | |
"frame" : "{{47, 50}, {140, 32}}", | |
"class" : "Button", | |
"nodes" : [ | |
], | |
"attributes" : { | |
"action" : "local_button_touch_up_inside", | |
"frame" : "{{472, 368}, {80, 32}}", | |
"title" : "Local Variable", | |
"uuid" : "1BF98976-693A-4EFD-9433-28132C5618CB", | |
"class" : "Button", | |
"name" : "local_button", | |
"font_size" : 15 | |
} | |
}, | |
{ | |
"selected" : true, | |
"frame" : "{{47, 115}, {140, 32}}", | |
"class" : "Button", | |
"nodes" : [ | |
], | |
"attributes" : { | |
"action" : "global_button_touch_up_inside", | |
"frame" : "{{472, 368}, {80, 32}}", | |
"title" : "Global Variable", | |
"uuid" : "BF9A9062-6CBC-4B4C-8D68-6F7AF0CAD032", | |
"class" : "Button", | |
"name" : "global_button", | |
"font_size" : 15 | |
} | |
}, | |
{ | |
"selected" : false, | |
"frame" : "{{222, 50}, {150, 32}}", | |
"class" : "Label", | |
"nodes" : [ | |
], | |
"attributes" : { | |
"font_name" : "<System>", | |
"frame" : "{{437, 368}, {150, 32}}", | |
"uuid" : "3C90D0DA-0BF0-4C96-A486-3A420365B947", | |
"class" : "Label", | |
"alignment" : "left", | |
"text" : "Answer:", | |
"name" : "local_answer_label", | |
"font_size" : 18 | |
} | |
}, | |
{ | |
"selected" : false, | |
"frame" : "{{222, 115}, {150, 32}}", | |
"class" : "Label", | |
"nodes" : [ | |
], | |
"attributes" : { | |
"font_name" : "<System>", | |
"frame" : "{{437, 368}, {150, 32}}", | |
"uuid" : "8862EC39-2A90-4013-824E-845E8F58941D", | |
"class" : "Label", | |
"alignment" : "left", | |
"text" : "Answer:", | |
"name" : "global_answer_label", | |
"font_size" : 18 | |
} | |
} | |
], | |
"attributes" : { | |
"enabled" : true, | |
"background_color" : "RGBA(1.000000,1.000000,1.000000,1.000000)", | |
"tint_color" : "RGBA(0.000000,0.478000,1.000000,1.000000)", | |
"border_color" : "RGBA(0.000000,0.000000,0.000000,1.000000)", | |
"flex" : "" | |
} | |
} | |
] |
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